apache/spark — pull request #561 by sryza (2014-04-25 22:34:03+00:00)
Title: SPARK-1639. Tidy up some Spark on YARN code

This contains a bunch of small tidyings of the Spark on YARN code.

I focused on the yarn stable code. @tgravescs, let me know if you'd like me to make these for the alpha code as well.