Enabling getting the actual WEBUI port
Brushing the code up slightly
Reynold's comment fixed
Sort order of imports to match project guidelines
Using configured akka timeouts
Merge branch 'master' of https://github.com/alig/spark

Conflicts:
	core/src/main/scala/org/apache/spark/deploy/master/Master.scala
Merge pull request #889 from alig/master

Return the port the WebUI is bound to (useful if port 0 was used)