SPARK-724 - Have Akka logging enabled by default for standalone daemons

See the JIRA for more details.

I was only able to test the bash version (don't have Windows)
so maybe check over that the syntax is correct there.
Updating based on code review
Merge pull request #553 from pwendell/akka-standalone

SPARK-724 - Have Akka logging enabled by default for standalone daemons