1.5.1 release

107 files changed, 755 insertions, 309 deletions

diff --git a/documentation.md b/documentation.md
index 1673b46d8..2b521c574 100644
--- a/documentation.md
+++ b/documentation.md
@@ -12,7 +12,8 @@ navigation:
 <p>Setup instructions, programming guides, and other documentation are available for each version of Spark below:</p>
 
 <ul>
-  <li><a href="{{site.url}}docs/latest/">Spark 1.5.0 (latest release)</a></li>
+  <li><a href="{{site.url}}docs/latest/">Spark 1.5.1 (latest release)</a></li>
+  <li><a href="{{site.url}}docs/1.5.0/">Spark 1.5.0</a></li>
   <li><a href="{{site.url}}docs/1.4.1/">Spark 1.4.1</a></li>
   <li><a href="{{site.url}}docs/1.4.0/">Spark 1.4.0</a></li>
   <li><a href="{{site.url}}docs/1.3.1/">Spark 1.3.1</a></li>
diff --git a/downloads.md b/downloads.md
index 0b4e47bdb..c75eda29f 100644
--- a/downloads.md
+++ b/downloads.md
@@ -16,9 +16,9 @@ $(document).ready(function() {
 
 ## Download Spark
 
-The latest release of Spark is Spark 1.5.0, released on September 9, 2015
-<a href="{{site.url}}releases/spark-release-1-5-0.html">(release notes)</a>
-<a href="https://git-wip-us.apache.org/repos/asf?p=spark.git;a=tag;h=80828def2372be359adda2fa18d801b36df8320f">(git tag)</a><br/>
+The latest release of Spark is Spark 1.5.1, released on October 2, 2015
+<a href="{{site.url}}releases/spark-release-1-5-1.html">(release notes)</a>
+<a href="https://github.com/apache/spark/releases/tag/v1.5.1">(git tag)</a><br/>
 
 1. Choose a Spark release:
   <select id="sparkVersionSelect" onChange="javascript:onVersionSelect();"></select><br>
@@ -41,7 +41,7 @@ Spark artifacts are [hosted in Maven Central](http://search.maven.org/#browse%7C
 
     groupId: org.apache.spark
     artifactId: spark-core_2.10
-    version: 1.5.0
+    version: 1.5.1
 
 ### Spark Source Code Management
 If you are interested in working with the newest under-development code or contributing to Spark development, you can also check out the master branch from Git:
@@ -49,7 +49,7 @@ If you are interested in working with the newest under-development code or contr
     # Master development branch
     git clone git://github.com/apache/spark.git
 
-    # 1.5 maintenance branch with stability fixes on top of Spark 1.5.0
+    # 1.5 maintenance branch with stability fixes on top of Spark 1.5.1
     git clone git://github.com/apache/spark.git -b branch-1.5
 
 Once you've downloaded Spark, you can find instructions for installing and building it on the <a href="{{site.url}}documentation.html">documentation page</a>.
diff --git a/js/downloads.js b/js/downloads.js
index 06ba138d8..9df9dc644 100644
--- a/js/downloads.js
+++ b/js/downloads.js
@@ -32,6 +32,7 @@ var packagesV5 = [hadoop2p6].concat(packagesV4);
 // 1.4.0+
 var packagesV6 = [hadoopFree, hadoop2p6, hadoop2p4, hadoop2p3].concat(packagesV1);
 
+addRelease("1.5.1", new Date("10/02/2015"), sources.concat(packagesV6), true);
 addRelease("1.5.0", new Date("9/09/2015"), sources.concat(packagesV6), true);
 addRelease("1.4.1", new Date("7/15/2015"), sources.concat(packagesV6), true);
 addRelease("1.4.0", new Date("6/11/2015"), sources.concat(packagesV6), true);
diff --git a/news/_posts/2015-10-02-spark-1-5-1-released.md b/news/_posts/2015-10-02-spark-1-5-1-released.md
new file mode 100644
index 000000000..f525cbf85
--- /dev/null
+++ b/news/_posts/2015-10-02-spark-1-5-1-released.md
@@ -0,0 +1,16 @@
+---
+layout: post
+title: Spark 1.5.1 released
+categories:
+- News
+tags: []
+status: publish
+type: post
+published: true
+meta:
+  _edit_last: '4'
+  _wpas_done_all: '1'
+---
+We are happy to announce the availability of <a href="{{site.url}}releases/spark-release-1-5-1.html" title="Spark Release 1.5.1">Spark 1.5.1</a>! This maintenance release includes fixes across several areas of Spark, including the DataFrame API, Spark Streaming, PySpark, R, Spark SQL, and MLlib.
+
+Visit the <a href="{{site.url}}releases/spark-release-1-5-1.html" title="Spark Release 1.5.1">release notes</a> to read about the new features, or <a href="{{site.url}}downloads.html">download</a> the release today.
diff --git a/releases/_posts/2015-10-02-spark-release-1-5-1.md b/releases/_posts/2015-10-02-spark-release-1-5-1.md
new file mode 100644
index 000000000..8cd30e8ee
--- /dev/null
+++ b/releases/_posts/2015-10-02-spark-release-1-5-1.md
@@ -0,0 +1,19 @@
+---
+layout: post
+title: Spark Release 1.5.1
+categories: []
+tags: []
+status: publish
+type: post
+published: true
+meta:
+  _edit_last: '4'
+  _wpas_done_all: '1'
+---
+
+Spark 1.5.1 is a maintenance release containing stability fixes. This release is based on the branch-1.5 maintenance branch of Spark. We strongly recommend all 1.5.0 users to upgrade to this stable release.
+
+You can consult JIRA for the [detailed changes](http://s.apache.org/spark-1.5.1).
+
+We would like to acknowledge the following community members for contributing patches to this release: Ahir Reddy, Akash Mishra, Alexey Grishchenko, Andrew Or, Cheng Hao, Cheng Lian, Daniel Imfeld, Davies Liu, Felix Bechstein, Forest Fang, Holden Karau, Hossein Falaki, Iulian Dragos, Jacek Laskowski, Josh Rosen, Josiah Samuel, Justin Uang, Kousuke Saruta, Liang-Chi Hsieh, Luciano Resende, Marcelo Vanzin, Matt Hagen, Michael Armbrust, Mingyu Kim, Navis Ryu, Nick Pritchard, Nithin Asokan, Noel Smith, Pete Robbins, Reynold Xin, Rohit Agarwal, Sean Owen, Sean Paradiso, Shixiong Zhu, Stephen Hopper, Tathagata Das, Tathagata Das, Tom Graves, Weizhong Lin, Wenchen Fan, XuTingjun, Yanbo Liang, Yangping Wu, Yijie Shen, Yin Huai, Zhichao Li.
+
diff --git a/site/community.html b/site/community.html
index 16ec8a2b9..f2f1daa89 100644
--- a/site/community.html
+++ b/site/community.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/documentation.html b/site/documentation.html
index 6f1890a27..6f1d9e446 100644
--- a/site/documentation.html
+++ b/site/documentation.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
@@ -172,7 +172,8 @@
 <p>Setup instructions, programming guides, and other documentation are available for each version of Spark below:</p>
 
 <ul>
-  <li><a href="/docs/latest/">Spark 1.5.0 (latest release)</a></li>
+  <li><a href="/docs/latest/">Spark 1.5.1 (latest release)</a></li>
+  <li><a href="/docs/1.5.0/">Spark 1.5.0</a></li>
   <li><a href="/docs/1.4.1/">Spark 1.4.1</a></li>
   <li><a href="/docs/1.4.0/">Spark 1.4.0</a></li>
   <li><a href="/docs/1.3.1/">Spark 1.3.1</a></li>
diff --git a/site/downloads.html b/site/downloads.html
index 939f534cb..e274db911 100644
--- a/site/downloads.html
+++ b/site/downloads.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
@@ -176,9 +176,9 @@ $(document).ready(function() {
 
 <h2 id="download-spark">Download Spark</h2>
 
-<p>The latest release of Spark is Spark 1.5.0, released on September 9, 2015
-<a href="/releases/spark-release-1-5-0.html">(release notes)</a>
-<a href="https://git-wip-us.apache.org/repos/asf?p=spark.git;a=tag;h=80828def2372be359adda2fa18d801b36df8320f">(git tag)</a><br /></p>
+<p>The latest release of Spark is Spark 1.5.1, released on October 2, 2015
+<a href="/releases/spark-release-1-5-1.html">(release notes)</a>
+<a href="https://github.com/apache/spark/releases/tag/v1.5.1">(git tag)</a><br /></p>
 
 <ol>
   <li>
@@ -209,7 +209,7 @@ $(document).ready(function() {
 
 <pre><code>groupId: org.apache.spark
 artifactId: spark-core_2.10
-version: 1.5.0
+version: 1.5.1
 </code></pre>
 
 <h3 id="spark-source-code-management">Spark Source Code Management</h3>
@@ -218,7 +218,7 @@ version: 1.5.0
 <pre><code># Master development branch
 git clone git://github.com/apache/spark.git
 
-# 1.5 maintenance branch with stability fixes on top of Spark 1.5.0
+# 1.5 maintenance branch with stability fixes on top of Spark 1.5.1
 git clone git://github.com/apache/spark.git -b branch-1.5
 </code></pre>
 
diff --git a/site/examples.html b/site/examples.html
index f91e5f93c..be284d2a2 100644
--- a/site/examples.html
+++ b/site/examples.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/faq.html b/site/faq.html
index 4b9962f09..307c632d0 100644
--- a/site/faq.html
+++ b/site/faq.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/graphx/index.html b/site/graphx/index.html
index 4fb3291ff..adaef4fd5 100644
--- a/site/graphx/index.html
+++ b/site/graphx/index.html
@@ -137,6 +137,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -146,9 +149,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/index.html b/site/index.html
index 1724b03df..31a719474 100644
--- a/site/index.html
+++ b/site/index.html
@@ -136,6 +136,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -145,9 +148,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/js/downloads.js b/site/js/downloads.js
index 06ba138d8..9df9dc644 100644
--- a/site/js/downloads.js
+++ b/site/js/downloads.js
@@ -32,6 +32,7 @@ var packagesV5 = [hadoop2p6].concat(packagesV4);
 // 1.4.0+
 var packagesV6 = [hadoopFree, hadoop2p6, hadoop2p4, hadoop2p3].concat(packagesV1);
 
+addRelease("1.5.1", new Date("10/02/2015"), sources.concat(packagesV6), true);
 addRelease("1.5.0", new Date("9/09/2015"), sources.concat(packagesV6), true);
 addRelease("1.4.1", new Date("7/15/2015"), sources.concat(packagesV6), true);
 addRelease("1.4.0", new Date("6/11/2015"), sources.concat(packagesV6), true);
diff --git a/site/mailing-lists.html b/site/mailing-lists.html
index 6dd41e318..aba4cae55 100644
--- a/site/mailing-lists.html
+++ b/site/mailing-lists.html
@@ -137,6 +137,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -146,9 +149,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/mllib/index.html b/site/mllib/index.html
index ecc0978e5..602ebb604 100644
--- a/site/mllib/index.html
+++ b/site/mllib/index.html
@@ -137,6 +137,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -146,9 +149,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/amp-camp-2013-registration-ope.html b/site/news/amp-camp-2013-registration-ope.html
index 893dc780a..f94232978 100644
--- a/site/news/amp-camp-2013-registration-ope.html
+++ b/site/news/amp-camp-2013-registration-ope.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/announcing-the-first-spark-summit.html b/site/news/announcing-the-first-spark-summit.html
index f7d47285c..67ac9c273 100644
--- a/site/news/announcing-the-first-spark-summit.html
+++ b/site/news/announcing-the-first-spark-summit.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/fourth-spark-screencast-published.html b/site/news/fourth-spark-screencast-published.html
index 87b6d6644..2544c1ce9 100644
--- a/site/news/fourth-spark-screencast-published.html
+++ b/site/news/fourth-spark-screencast-published.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/index.html b/site/news/index.html
index 0f78099e6..e3f7be7de 100644
--- a/site/news/index.html
+++ b/site/news/index.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
@@ -171,6 +171,16 @@
 
 <article class="hentry">
     <header class="entry-header">
+      <h3 class="entry-title"><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a></h3>
+      <div class="entry-date">October 2, 2015</div>
+    </header>
+    <div class="entry-content"><p>We are happy to announce the availability of <a href="/releases/spark-release-1-5-1.html" title="Spark Release 1.5.1">Spark 1.5.1</a>! This maintenance release includes fixes across several areas of Spark, including the DataFrame API, Spark Streaming, PySpark, R, Spark SQL, and MLlib.</p>
+
+</div>
+  </article>
+
+<article class="hentry">
+    <header class="entry-header">
       <h3 class="entry-title"><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a></h3>
       <div class="entry-date">September 9, 2015</div>
     </header>
diff --git a/site/news/nsdi-paper.html b/site/news/nsdi-paper.html
index ba116c2ec..79cddf78b 100644
--- a/site/news/nsdi-paper.html
+++ b/site/news/nsdi-paper.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/one-month-to-spark-summit-2015.html b/site/news/one-month-to-spark-summit-2015.html
index 5ff1ce801..08fa7d30a 100644
--- a/site/news/one-month-to-spark-summit-2015.html
+++ b/site/news/one-month-to-spark-summit-2015.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/proposals-open-for-spark-summit-east.html b/site/news/proposals-open-for-spark-summit-east.html
index a839e1054..ab3ace6bd 100644
--- a/site/news/proposals-open-for-spark-summit-east.html
+++ b/site/news/proposals-open-for-spark-summit-east.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/registration-open-for-spark-summit-east.html b/site/news/registration-open-for-spark-summit-east.html
index 4352a8ab4..9ef9f1447 100644
--- a/site/news/registration-open-for-spark-summit-east.html
+++ b/site/news/registration-open-for-spark-summit-east.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/run-spark-and-shark-on-amazon-emr.html b/site/news/run-spark-and-shark-on-amazon-emr.html
index 807625747..8267c48a5 100644
--- a/site/news/run-spark-and-shark-on-amazon-emr.html
+++ b/site/news/run-spark-and-shark-on-amazon-emr.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-6-1-and-0-5-2-released.html b/site/news/spark-0-6-1-and-0-5-2-released.html
index 9febef273..87e7c9702 100644
--- a/site/news/spark-0-6-1-and-0-5-2-released.html
+++ b/site/news/spark-0-6-1-and-0-5-2-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-6-2-released.html b/site/news/spark-0-6-2-released.html
index 205c2bd3b..d1b53ab66 100644
--- a/site/news/spark-0-6-2-released.html
+++ b/site/news/spark-0-6-2-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-7-0-released.html b/site/news/spark-0-7-0-released.html
index 6c496a01d..b94531a13 100644
--- a/site/news/spark-0-7-0-released.html
+++ b/site/news/spark-0-7-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-7-2-released.html b/site/news/spark-0-7-2-released.html
index d55a94f97..94927af28 100644
--- a/site/news/spark-0-7-2-released.html
+++ b/site/news/spark-0-7-2-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-7-3-released.html b/site/news/spark-0-7-3-released.html
index 4c65cd10c..8857fc04d 100644
--- a/site/news/spark-0-7-3-released.html
+++ b/site/news/spark-0-7-3-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-8-0-released.html b/site/news/spark-0-8-0-released.html
index 0266dbbc1..1a1fa14a5 100644
--- a/site/news/spark-0-8-0-released.html
+++ b/site/news/spark-0-8-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-8-1-released.html b/site/news/spark-0-8-1-released.html
index 5f9a3a8cc..bfe2dc291 100644
--- a/site/news/spark-0-8-1-released.html
+++ b/site/news/spark-0-8-1-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-9-0-released.html b/site/news/spark-0-9-0-released.html
index 64ed65b79..3b972fd32 100644
--- a/site/news/spark-0-9-0-released.html
+++ b/site/news/spark-0-9-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-9-1-released.html b/site/news/spark-0-9-1-released.html
index 748eb986c..925e54cb2 100644
--- a/site/news/spark-0-9-1-released.html
+++ b/site/news/spark-0-9-1-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-0-9-2-released.html b/site/news/spark-0-9-2-released.html
index 3839fdd4c..81beabe4f 100644
--- a/site/news/spark-0-9-2-released.html
+++ b/site/news/spark-0-9-2-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-0-0-released.html b/site/news/spark-1-0-0-released.html
index ca0bc2663..fba76382b 100644
--- a/site/news/spark-1-0-0-released.html
+++ b/site/news/spark-1-0-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-0-1-released.html b/site/news/spark-1-0-1-released.html
index 734adcb5e..46fbc7682 100644
--- a/site/news/spark-1-0-1-released.html
+++ b/site/news/spark-1-0-1-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-0-2-released.html b/site/news/spark-1-0-2-released.html
index dc741128d..56fa02b29 100644
--- a/site/news/spark-1-0-2-released.html
+++ b/site/news/spark-1-0-2-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-1-0-released.html b/site/news/spark-1-1-0-released.html
index c8e26b9d8..85935e7e6 100644
--- a/site/news/spark-1-1-0-released.html
+++ b/site/news/spark-1-1-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-1-1-released.html b/site/news/spark-1-1-1-released.html
index f483669c7..590a22139 100644
--- a/site/news/spark-1-1-1-released.html
+++ b/site/news/spark-1-1-1-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-2-0-released.html b/site/news/spark-1-2-0-released.html
index 12426160a..bc82d8341 100644
--- a/site/news/spark-1-2-0-released.html
+++ b/site/news/spark-1-2-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-2-1-released.html b/site/news/spark-1-2-1-released.html
index 3899ca777..e5c2eee5d 100644
--- a/site/news/spark-1-2-1-released.html
+++ b/site/news/spark-1-2-1-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-2-2-released.html b/site/news/spark-1-2-2-released.html
index 8c9b94c0e..081e51cbe 100644
--- a/site/news/spark-1-2-2-released.html
+++ b/site/news/spark-1-2-2-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-3-0-released.html b/site/news/spark-1-3-0-released.html
index 1ebb209f2..e344eefdc 100644
--- a/site/news/spark-1-3-0-released.html
+++ b/site/news/spark-1-3-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-4-0-released.html b/site/news/spark-1-4-0-released.html
index 48aaae7e4..e974a0d40 100644
--- a/site/news/spark-1-4-0-released.html
+++ b/site/news/spark-1-4-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-4-1-released.html b/site/news/spark-1-4-1-released.html
index 1414d0830..849ffed78 100644
--- a/site/news/spark-1-4-1-released.html
+++ b/site/news/spark-1-4-1-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-5-0-released.html b/site/news/spark-1-5-0-released.html
index 0919067bb..6c9484cf6 100644
--- a/site/news/spark-1-5-0-released.html
+++ b/site/news/spark-1-5-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-1-5-1-released.html b/site/news/spark-1-5-1-released.html
new file mode 100644
index 000000000..85b89e940
--- /dev/null
+++ b/site/news/spark-1-5-1-released.html
@@ -0,0 +1,197 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="utf-8">
+  <meta http-equiv="X-UA-Compatible" content="IE=edge">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+  <title>
+     Spark 1.5.1 released | Apache Spark
+    
+  </title>
+
+  
+
+  
+
+  <!-- Bootstrap core CSS -->
+  <link href="/css/cerulean.min.css" rel="stylesheet">
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+      _gaq.push(['_trackEvent', category , action]);
+    } catch(err){}
+
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+      document.location.href = link.href;
+    }, 100);
+  }
+  </script>
+
+  <!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
+  <!--[if lt IE 9]>
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+
+<script src="https://code.jquery.com/jquery.js"></script>
+<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
+<script src="/js/lang-tabs.js"></script>
+<script src="/js/downloads.js"></script>
+
+<div class="container" style="max-width: 1200px;">
+
+<div class="masthead">
+  
+    <p class="lead">
+      <a href="/">
+      <img src="/images/spark-logo.png"
+        style="height:100px; width:auto; vertical-align: bottom; margin-top: 20px;"></a><span class="tagline">
+          Lightning-fast cluster computing
+      </span>
+    </p>
+  
+</div>
+
+<nav class="navbar navbar-default" role="navigation">
+  <!-- Brand and toggle get grouped for better mobile display -->
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+    <button type="button" class="navbar-toggle" data-toggle="collapse"
+            data-target="#navbar-collapse-1">
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+      <span class="icon-bar"></span>
+      <span class="icon-bar"></span>
+      <span class="icon-bar"></span>
+    </button>
+  </div>
+
+  <!-- Collect the nav links, forms, and other content for toggling -->
+  <div class="collapse navbar-collapse" id="navbar-collapse-1">
+    <ul class="nav navbar-nav">
+      <li><a href="/downloads.html">Download</a></li>
+      <li class="dropdown">
+        <a href="#" class="dropdown-toggle" data-toggle="dropdown">
+          Libraries <b class="caret"></b>
+        </a>
+        <ul class="dropdown-menu">
+          <li><a href="/sql/">SQL and DataFrames</a></li>
+          <li><a href="/streaming/">Spark Streaming</a></li>
+          <li><a href="/mllib/">MLlib (machine learning)</a></li>
+          <li><a href="/graphx/">GraphX (graph)</a></li>
+          <li class="divider"></li>
+          <li><a href="http://spark-packages.org">Third-Party Packages</a></li>
+        </ul>
+      </li>
+      <li class="dropdown">
+        <a href="#" class="dropdown-toggle" data-toggle="dropdown">
+          Documentation <b class="caret"></b>
+        </a>
+        <ul class="dropdown-menu">
+          <li><a href="/docs/latest/">Latest Release (Spark 1.5.0)</a></li>
+          <li><a href="/documentation.html">Other Resources</a></li>
+        </ul>
+      </li>
+      <li><a href="/examples.html">Examples</a></li>
+      <li class="dropdown">
+        <a href="/community.html" class="dropdown-toggle" data-toggle="dropdown">
+          Community <b class="caret"></b>
+        </a>
+        <ul class="dropdown-menu">
+          <li><a href="/community.html">Mailing Lists</a></li>
+          <li><a href="/community.html#events">Events and Meetups</a></li>
+          <li><a href="/community.html#history">Project History</a></li>
+          <li><a href="https://cwiki.apache.org/confluence/display/SPARK/Powered+By+Spark">Powered By</a></li>
+          <li><a href="https://cwiki.apache.org/confluence/display/SPARK/Committers">Project Committers</a></li>
+          <li><a href="https://issues.apache.org/jira/browse/SPARK">Issue Tracker</a></li>
+        </ul>
+      </li>
+      <li><a href="/faq.html">FAQ</a></li>
+    </ul>
+  </div>
+  <!-- /.navbar-collapse -->
+</nav>
+
+
+<div class="row">
+  <div class="col-md-3 col-md-push-9">
+    <div class="news" style="margin-bottom: 20px;">
+      <h5>Latest News</h5>
+      <ul class="list-unstyled">
+        
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
+          <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
+          <span class="small">(Sep 09, 2015)</span></li>
+        
+          <li><a href="/news/spark-summit-europe-agenda-posted.html">Spark Summit Europe agenda posted</a>
+          <span class="small">(Sep 07, 2015)</span></li>
+        
+          <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
+          <span class="small">(Jul 15, 2015)</span></li>
+        
+      </ul>
+      <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
+    </div>
+    <div class="hidden-xs hidden-sm">
+      <a href="/downloads.html" class="btn btn-success btn-lg btn-block" style="margin-bottom: 30px;">
+        Download Spark
+      </a>
+      <p style="font-size: 16px; font-weight: 500; color: #555;">
+        Built-in Libraries:
+      </p>
+      <ul class="list-none">
+        <li><a href="/sql/">SQL and DataFrames</a></li>
+        <li><a href="/streaming/">Spark Streaming</a></li>
+        <li><a href="/mllib/">MLlib (machine learning)</a></li>
+        <li><a href="/graphx/">GraphX (graph)</a></li>
+      </ul>
+      <a href="http://spark-packages.org">Third-Party Packages</a>
+    </div>
+  </div>
+
+  <div class="col-md-9 col-md-pull-3">
+    <h2>Spark 1.5.1 released</h2>
+
+
+<p>We are happy to announce the availability of <a href="/releases/spark-release-1-5-1.html" title="Spark Release 1.5.1">Spark 1.5.1</a>! This maintenance release includes fixes across several areas of Spark, including the DataFrame API, Spark Streaming, PySpark, R, Spark SQL, and MLlib.</p>
+
+<p>Visit the <a href="/releases/spark-release-1-5-1.html" title="Spark Release 1.5.1">release notes</a> to read about the new features, or <a href="/downloads.html">download</a> the release today.</p>
+
+
+<p>
+<br/>
+<a href="/news/">Spark News Archive</a>
+</p>
+
+  </div>
+</div>
+
+
+
+<footer class="small">
+  <hr>
+  Apache Spark, Spark, Apache, and the Spark logo are trademarks of
+  <a href="http://www.apache.org">The Apache Software Foundation</a>.
+</footer>
+
+</div>
+
+</body>
+</html>
diff --git a/site/news/spark-accepted-into-apache-incubator.html b/site/news/spark-accepted-into-apache-incubator.html
index afe69eacf..f1620a6ae 100644
--- a/site/news/spark-accepted-into-apache-incubator.html
+++ b/site/news/spark-accepted-into-apache-incubator.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-and-shark-in-the-news.html b/site/news/spark-and-shark-in-the-news.html
index 5fc3214cb..ffcce8260 100644
--- a/site/news/spark-and-shark-in-the-news.html
+++ b/site/news/spark-and-shark-in-the-news.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-becomes-tlp.html b/site/news/spark-becomes-tlp.html
index cc23aa89b..902d1913f 100644
--- a/site/news/spark-becomes-tlp.html
+++ b/site/news/spark-becomes-tlp.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-featured-in-wired.html b/site/news/spark-featured-in-wired.html
index 0f9ec3f1f..6c52abda7 100644
--- a/site/news/spark-featured-in-wired.html
+++ b/site/news/spark-featured-in-wired.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-mailing-lists-moving-to-apache.html b/site/news/spark-mailing-lists-moving-to-apache.html
index 91bc0146c..32fab7263 100644
--- a/site/news/spark-mailing-lists-moving-to-apache.html
+++ b/site/news/spark-mailing-lists-moving-to-apache.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-meetups.html b/site/news/spark-meetups.html
index 468798238..765d28b35 100644
--- a/site/news/spark-meetups.html
+++ b/site/news/spark-meetups.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-screencasts-published.html b/site/news/spark-screencasts-published.html
index 5eccf718a..47633cc18 100644
--- a/site/news/spark-screencasts-published.html
+++ b/site/news/spark-screencasts-published.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-2013-is-a-wrap.html b/site/news/spark-summit-2013-is-a-wrap.html
index 62ea3456c..0617a1075 100644
--- a/site/news/spark-summit-2013-is-a-wrap.html
+++ b/site/news/spark-summit-2013-is-a-wrap.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-2014-videos-posted.html b/site/news/spark-summit-2014-videos-posted.html
index 5f68f3c19..4e5308513 100644
--- a/site/news/spark-summit-2014-videos-posted.html
+++ b/site/news/spark-summit-2014-videos-posted.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-2015-videos-posted.html b/site/news/spark-summit-2015-videos-posted.html
index 04ff516ee..6578e5b5b 100644
--- a/site/news/spark-summit-2015-videos-posted.html
+++ b/site/news/spark-summit-2015-videos-posted.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-agenda-posted.html b/site/news/spark-summit-agenda-posted.html
index df536c655..2beabbbbd 100644
--- a/site/news/spark-summit-agenda-posted.html
+++ b/site/news/spark-summit-agenda-posted.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-east-2015-videos-posted.html b/site/news/spark-summit-east-2015-videos-posted.html
index dd489f0ea..e245edb6f 100644
--- a/site/news/spark-summit-east-2015-videos-posted.html
+++ b/site/news/spark-summit-east-2015-videos-posted.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-east-agenda-posted.html b/site/news/spark-summit-east-agenda-posted.html
index 330db0fa1..4919cef9a 100644
--- a/site/news/spark-summit-east-agenda-posted.html
+++ b/site/news/spark-summit-east-agenda-posted.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-europe-agenda-posted.html b/site/news/spark-summit-europe-agenda-posted.html
index 01d00da24..d12e9c6ac 100644
--- a/site/news/spark-summit-europe-agenda-posted.html
+++ b/site/news/spark-summit-europe-agenda-posted.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-summit-europe.html b/site/news/spark-summit-europe.html
index 5ee25d455..32df0882c 100644
--- a/site/news/spark-summit-europe.html
+++ b/site/news/spark-summit-europe.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-tips-from-quantifind.html b/site/news/spark-tips-from-quantifind.html
index 755c81b3c..01ccf8111 100644
--- a/site/news/spark-tips-from-quantifind.html
+++ b/site/news/spark-tips-from-quantifind.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-user-survey-and-powered-by-page.html b/site/news/spark-user-survey-and-powered-by-page.html
index 5c5be848d..c9331f4c3 100644
--- a/site/news/spark-user-survey-and-powered-by-page.html
+++ b/site/news/spark-user-survey-and-powered-by-page.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-version-0-6-0-released.html b/site/news/spark-version-0-6-0-released.html
index 467842c98..5f7a12b0c 100644
--- a/site/news/spark-version-0-6-0-released.html
+++ b/site/news/spark-version-0-6-0-released.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/spark-wins-daytona-gray-sort-100tb-benchmark.html b/site/news/spark-wins-daytona-gray-sort-100tb-benchmark.html
index 5f390509c..0dc7a7220 100644
--- a/site/news/spark-wins-daytona-gray-sort-100tb-benchmark.html
+++ b/site/news/spark-wins-daytona-gray-sort-100tb-benchmark.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/strata-exercises-now-available-online.html b/site/news/strata-exercises-now-available-online.html
index f2bbcd0a1..52593408c 100644
--- a/site/news/strata-exercises-now-available-online.html
+++ b/site/news/strata-exercises-now-available-online.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/submit-talks-to-spark-summit-2014.html b/site/news/submit-talks-to-spark-summit-2014.html
index 6531bb74c..c8f6df145 100644
--- a/site/news/submit-talks-to-spark-summit-2014.html
+++ b/site/news/submit-talks-to-spark-summit-2014.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/two-weeks-to-spark-summit-2014.html b/site/news/two-weeks-to-spark-summit-2014.html
index f4be7c385..dd161c2b2 100644
--- a/site/news/two-weeks-to-spark-summit-2014.html
+++ b/site/news/two-weeks-to-spark-summit-2014.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/news/video-from-first-spark-development-meetup.html b/site/news/video-from-first-spark-development-meetup.html
index bd35fd3d0..e7f997d4d 100644
--- a/site/news/video-from-first-spark-development-meetup.html
+++ b/site/news/video-from-first-spark-development-meetup.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-3.html b/site/releases/spark-release-0-3.html
index 5e4a681fa..ba6f3ca04 100644
--- a/site/releases/spark-release-0-3.html
+++ b/site/releases/spark-release-0-3.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-5-0.html b/site/releases/spark-release-0-5-0.html
index 59eccfbd0..8ca584b7b 100644
--- a/site/releases/spark-release-0-5-0.html
+++ b/site/releases/spark-release-0-5-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-5-1.html b/site/releases/spark-release-0-5-1.html
index 863561935..961056b16 100644
--- a/site/releases/spark-release-0-5-1.html
+++ b/site/releases/spark-release-0-5-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-5-2.html b/site/releases/spark-release-0-5-2.html
index 01a72c7dd..776c032ab 100644
--- a/site/releases/spark-release-0-5-2.html
+++ b/site/releases/spark-release-0-5-2.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-6-0.html b/site/releases/spark-release-0-6-0.html
index 2f5d1da9f..f325dcbcd 100644
--- a/site/releases/spark-release-0-6-0.html
+++ b/site/releases/spark-release-0-6-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-6-1.html b/site/releases/spark-release-0-6-1.html
index 43616f237..dde92fed9 100644
--- a/site/releases/spark-release-0-6-1.html
+++ b/site/releases/spark-release-0-6-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-6-2.html b/site/releases/spark-release-0-6-2.html
index cef3c3036..c67c83b0b 100644
--- a/site/releases/spark-release-0-6-2.html
+++ b/site/releases/spark-release-0-6-2.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-7-0.html b/site/releases/spark-release-0-7-0.html
index ad069676b..bd272fe94 100644
--- a/site/releases/spark-release-0-7-0.html
+++ b/site/releases/spark-release-0-7-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-7-2.html b/site/releases/spark-release-0-7-2.html
index 9cd42e47a..1a29f937e 100644
--- a/site/releases/spark-release-0-7-2.html
+++ b/site/releases/spark-release-0-7-2.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-7-3.html b/site/releases/spark-release-0-7-3.html
index e50267295..d94154e93 100644
--- a/site/releases/spark-release-0-7-3.html
+++ b/site/releases/spark-release-0-7-3.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-8-0.html b/site/releases/spark-release-0-8-0.html
index bb758975b..8b9c476d3 100644
--- a/site/releases/spark-release-0-8-0.html
+++ b/site/releases/spark-release-0-8-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-8-1.html b/site/releases/spark-release-0-8-1.html
index 0b6f1a35e..1d3f8dcef 100644
--- a/site/releases/spark-release-0-8-1.html
+++ b/site/releases/spark-release-0-8-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-9-0.html b/site/releases/spark-release-0-9-0.html
index ecf588285..56a91fccb 100644
--- a/site/releases/spark-release-0-9-0.html
+++ b/site/releases/spark-release-0-9-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-9-1.html b/site/releases/spark-release-0-9-1.html
index 11740611b..ff2c07e6b 100644
--- a/site/releases/spark-release-0-9-1.html
+++ b/site/releases/spark-release-0-9-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-0-9-2.html b/site/releases/spark-release-0-9-2.html
index dfedf6c6e..6f407bed7 100644
--- a/site/releases/spark-release-0-9-2.html
+++ b/site/releases/spark-release-0-9-2.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-0-0.html b/site/releases/spark-release-1-0-0.html
index cac8d4e7a..a0b73b12e 100644
--- a/site/releases/spark-release-1-0-0.html
+++ b/site/releases/spark-release-1-0-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-0-1.html b/site/releases/spark-release-1-0-1.html
index a28289b89..fc656e7f8 100644
--- a/site/releases/spark-release-1-0-1.html
+++ b/site/releases/spark-release-1-0-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-0-2.html b/site/releases/spark-release-1-0-2.html
index 1d7935c6c..9cfed0418 100644
--- a/site/releases/spark-release-1-0-2.html
+++ b/site/releases/spark-release-1-0-2.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-1-0.html b/site/releases/spark-release-1-1-0.html
index 9e346d309..18c2f980c 100644
--- a/site/releases/spark-release-1-1-0.html
+++ b/site/releases/spark-release-1-1-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-1-1.html b/site/releases/spark-release-1-1-1.html
index f72adf18d..fac669726 100644
--- a/site/releases/spark-release-1-1-1.html
+++ b/site/releases/spark-release-1-1-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-2-0.html b/site/releases/spark-release-1-2-0.html
index 09e0210cf..0fbed953b 100644
--- a/site/releases/spark-release-1-2-0.html
+++ b/site/releases/spark-release-1-2-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-2-1.html b/site/releases/spark-release-1-2-1.html
index 34d213619..c3794e2b5 100644
--- a/site/releases/spark-release-1-2-1.html
+++ b/site/releases/spark-release-1-2-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-2-2.html b/site/releases/spark-release-1-2-2.html
index b50566992..376fe3bbd 100644
--- a/site/releases/spark-release-1-2-2.html
+++ b/site/releases/spark-release-1-2-2.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-3-0.html b/site/releases/spark-release-1-3-0.html
index 9dd3b18cd..97efb6bdf 100644
--- a/site/releases/spark-release-1-3-0.html
+++ b/site/releases/spark-release-1-3-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-3-1.html b/site/releases/spark-release-1-3-1.html
index d4abad3c7..526b23a46 100644
--- a/site/releases/spark-release-1-3-1.html
+++ b/site/releases/spark-release-1-3-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-4-0.html b/site/releases/spark-release-1-4-0.html
index 7f05f0b2f..3b48bdd3c 100644
--- a/site/releases/spark-release-1-4-0.html
+++ b/site/releases/spark-release-1-4-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-4-1.html b/site/releases/spark-release-1-4-1.html
index e61a23f84..b096639f3 100644
--- a/site/releases/spark-release-1-4-1.html
+++ b/site/releases/spark-release-1-4-1.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-5-0.html b/site/releases/spark-release-1-5-0.html
index 2e9e5291e..518ed558d 100644
--- a/site/releases/spark-release-1-5-0.html
+++ b/site/releases/spark-release-1-5-0.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/releases/spark-release-1-5-1.html b/site/releases/spark-release-1-5-1.html
new file mode 100644
index 000000000..fbf278dce
--- /dev/null
+++ b/site/releases/spark-release-1-5-1.html
@@ -0,0 +1,200 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="utf-8">
+  <meta http-equiv="X-UA-Compatible" content="IE=edge">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+
+  <title>
+     Spark Release 1.5.1 | Apache Spark
+    
+  </title>
+
+  
+
+  
+
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+
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+<script src="/js/downloads.js"></script>
+
+<div class="container" style="max-width: 1200px;">
+
+<div class="masthead">
+  
+    <p class="lead">
+      <a href="/">
+      <img src="/images/spark-logo.png"
+        style="height:100px; width:auto; vertical-align: bottom; margin-top: 20px;"></a><span class="tagline">
+          Lightning-fast cluster computing
+      </span>
+    </p>
+  
+</div>
+
+<nav class="navbar navbar-default" role="navigation">
+  <!-- Brand and toggle get grouped for better mobile display -->
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+            data-target="#navbar-collapse-1">
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+      <span class="icon-bar"></span>
+      <span class="icon-bar"></span>
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+    </button>
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+
+  <!-- Collect the nav links, forms, and other content for toggling -->
+  <div class="collapse navbar-collapse" id="navbar-collapse-1">
+    <ul class="nav navbar-nav">
+      <li><a href="/downloads.html">Download</a></li>
+      <li class="dropdown">
+        <a href="#" class="dropdown-toggle" data-toggle="dropdown">
+          Libraries <b class="caret"></b>
+        </a>
+        <ul class="dropdown-menu">
+          <li><a href="/sql/">SQL and DataFrames</a></li>
+          <li><a href="/streaming/">Spark Streaming</a></li>
+          <li><a href="/mllib/">MLlib (machine learning)</a></li>
+          <li><a href="/graphx/">GraphX (graph)</a></li>
+          <li class="divider"></li>
+          <li><a href="http://spark-packages.org">Third-Party Packages</a></li>
+        </ul>
+      </li>
+      <li class="dropdown">
+        <a href="#" class="dropdown-toggle" data-toggle="dropdown">
+          Documentation <b class="caret"></b>
+        </a>
+        <ul class="dropdown-menu">
+          <li><a href="/docs/latest/">Latest Release (Spark 1.5.0)</a></li>
+          <li><a href="/documentation.html">Other Resources</a></li>
+        </ul>
+      </li>
+      <li><a href="/examples.html">Examples</a></li>
+      <li class="dropdown">
+        <a href="/community.html" class="dropdown-toggle" data-toggle="dropdown">
+          Community <b class="caret"></b>
+        </a>
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+          <li><a href="/community.html#history">Project History</a></li>
+          <li><a href="https://cwiki.apache.org/confluence/display/SPARK/Powered+By+Spark">Powered By</a></li>
+          <li><a href="https://cwiki.apache.org/confluence/display/SPARK/Committers">Project Committers</a></li>
+          <li><a href="https://issues.apache.org/jira/browse/SPARK">Issue Tracker</a></li>
+        </ul>
+      </li>
+      <li><a href="/faq.html">FAQ</a></li>
+    </ul>
+  </div>
+  <!-- /.navbar-collapse -->
+</nav>
+
+
+<div class="row">
+  <div class="col-md-3 col-md-push-9">
+    <div class="news" style="margin-bottom: 20px;">
+      <h5>Latest News</h5>
+      <ul class="list-unstyled">
+        
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
+          <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
+          <span class="small">(Sep 09, 2015)</span></li>
+        
+          <li><a href="/news/spark-summit-europe-agenda-posted.html">Spark Summit Europe agenda posted</a>
+          <span class="small">(Sep 07, 2015)</span></li>
+        
+          <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
+          <span class="small">(Jul 15, 2015)</span></li>
+        
+      </ul>
+      <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
+    </div>
+    <div class="hidden-xs hidden-sm">
+      <a href="/downloads.html" class="btn btn-success btn-lg btn-block" style="margin-bottom: 30px;">
+        Download Spark
+      </a>
+      <p style="font-size: 16px; font-weight: 500; color: #555;">
+        Built-in Libraries:
+      </p>
+      <ul class="list-none">
+        <li><a href="/sql/">SQL and DataFrames</a></li>
+        <li><a href="/streaming/">Spark Streaming</a></li>
+        <li><a href="/mllib/">MLlib (machine learning)</a></li>
+        <li><a href="/graphx/">GraphX (graph)</a></li>
+      </ul>
+      <a href="http://spark-packages.org">Third-Party Packages</a>
+    </div>
+  </div>
+
+  <div class="col-md-9 col-md-pull-3">
+    <h2>Spark Release 1.5.1</h2>
+
+
+<p>Spark 1.5.1 is a maintenance release containing stability fixes. This release is based on the branch-1.5 maintenance branch of Spark. We strongly recommend all 1.5.0 users to upgrade to this stable release.</p>
+
+<p>You can consult JIRA for the <a href="http://s.apache.org/spark-1.5.1">detailed changes</a>.</p>
+
+<p>We would like to acknowledge the following community members for contributing patches to this release: Ahir Reddy, Akash Mishra, Alexey Grishchenko, Andrew Or, Cheng Hao, Cheng Lian, Daniel Imfeld, Davies Liu, Felix Bechstein, Forest Fang, Holden Karau, Hossein Falaki, Iulian Dragos, Jacek Laskowski, Josh Rosen, Josiah Samuel, Justin Uang, Kousuke Saruta, Liang-Chi Hsieh, Luciano Resende, Marcelo Vanzin, Matt Hagen, Michael Armbrust, Mingyu Kim, Navis Ryu, Nick Pritchard, Nithin Asokan, Noel Smith, Pete Robbins, Reynold Xin, Rohit Agarwal, Sean Owen, Sean Paradiso, Shixiong Zhu, Stephen Hopper, Tathagata Das, Tathagata Das, Tom Graves, Weizhong Lin, Wenchen Fan, XuTingjun, Yanbo Liang, Yangping Wu, Yijie Shen, Yin Huai, Zhichao Li.</p>
+
+
+
+<p>
+<br/>
+<a href="/news/">Spark News Archive</a>
+</p>
+
+  </div>
+</div>
+
+
+
+<footer class="small">
+  <hr>
+  Apache Spark, Spark, Apache, and the Spark logo are trademarks of
+  <a href="http://www.apache.org">The Apache Software Foundation</a>.
+</footer>
+
+</div>
+
+</body>
+</html>
diff --git a/site/research.html b/site/research.html
index 82e14feae..86a5b79f4 100644
--- a/site/research.html
+++ b/site/research.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/screencasts/1-first-steps-with-spark.html b/site/screencasts/1-first-steps-with-spark.html
index 9ad84f461..5ccff8264 100644
--- a/site/screencasts/1-first-steps-with-spark.html
+++ b/site/screencasts/1-first-steps-with-spark.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/screencasts/2-spark-documentation-overview.html b/site/screencasts/2-spark-documentation-overview.html
index f3f464c71..8b156d9a3 100644
--- a/site/screencasts/2-spark-documentation-overview.html
+++ b/site/screencasts/2-spark-documentation-overview.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/screencasts/3-transformations-and-caching.html b/site/screencasts/3-transformations-and-caching.html
index 079198bca..c6baaea7c 100644
--- a/site/screencasts/3-transformations-and-caching.html
+++ b/site/screencasts/3-transformations-and-caching.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/screencasts/4-a-standalone-job-in-spark.html b/site/screencasts/4-a-standalone-job-in-spark.html
index 82257f8aa..8a36d9eef 100644
--- a/site/screencasts/4-a-standalone-job-in-spark.html
+++ b/site/screencasts/4-a-standalone-job-in-spark.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/screencasts/index.html b/site/screencasts/index.html
index 08beda070..12a3010f3 100644
--- a/site/screencasts/index.html
+++ b/site/screencasts/index.html
@@ -134,6 +134,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -143,9 +146,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/sql/index.html b/site/sql/index.html
index 82132e399..50e326900 100644
--- a/site/sql/index.html
+++ b/site/sql/index.html
@@ -137,6 +137,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -146,9 +149,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>
diff --git a/site/streaming/index.html b/site/streaming/index.html
index 6c06ac942..630658ffb 100644
--- a/site/streaming/index.html
+++ b/site/streaming/index.html
@@ -137,6 +137,9 @@
       <h5>Latest News</h5>
       <ul class="list-unstyled">
         
+          <li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
+          <span class="small">(Oct 02, 2015)</span></li>
+        
           <li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
           <span class="small">(Sep 09, 2015)</span></li>
         
@@ -146,9 +149,6 @@
           <li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
           <span class="small">(Jul 15, 2015)</span></li>
         
-          <li><a href="/news/spark-summit-2015-videos-posted.html">Spark Summit 2015 Videos Posted</a>
-          <span class="small">(Jun 29, 2015)</span></li>
-        
       </ul>
       <p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
     </div>