Fix typo in ArgumentName.QUERY
fix incorrect usages of ByteBuffer.array()
better impl of Bytes.toString()
Merge pull request #564 from caskdata/feature/spark-streams

Spark Integration: Streams support for Spark Jobs
Merge branch 'feature/fix-bb-array' into develop
Spark Integration: Inc spark program timeout in test
Merge pull request #581 from caskdata/feature/fix-develop

Spark Integration: Inc spark program timeout in test
Spark Integration: SparkContext is closed by ProgramRunTimeService
Merge pull request #574 from caskdata/feature/fix-query-arg-name

Fix typo in ArgumentName.QUERY
Move Spark Program stop call (which in turn close Spark Context) to the place where it was instantiated. Also have small refactoring to simplify the code in the SparkProgramWrapper.
Merge pull request #586 from caskdata/feature/fix-spark-close

Spark Integration: SparkContext is closed by ProgramRunTimeService
Spark Examples: Fix sparkkmeans procedure for invalid index
Merge pull request #588 from caskdata/feature/sparkkmeans-fix

Spark Examples: Fix sparkkmeans procedure for invalid index
Spark Integration: SparkPageRank example now reads directly from Stream