[SPARK-13187][SQL] Add boolean/long/double options in DataFrameReader/Writer

This patch adds option function for boolean, long, and double types. This makes it slightly easier for Spark users to specify options without turning them into strings. Using the JSON data source as an example.

Before this patch:
```scala
sqlContext.read.option("primitivesAsString", "true").json("/path/to/json")
```

After this patch:
Before this patch:
```scala
sqlContext.read.option("primitivesAsString", true).json("/path/to/json")
```

Author: Reynold Xin <rxin@databricks.com>

Closes #11072 from rxin/SPARK-13187.

0 files changed, 0 insertions, 0 deletions