fix block manager UI display issue when enable spark.cleaner.ttl
Fix schedulingAlgorithm bugs for unit test
Merge pull request #634 from xiajunluan/master

[Spark-753] Fix ClusterSchedulSuite unit test failed
Small code style fix to SchedulingAlgorithm.scala
Merge pull request #631 from jerryshao/master

Fix block manager UI display issue when enable spark.cleaner.ttl
Small formatting and style fixes
modify to pass job annotation by localProperties and use daeamon thread to do joblogger's work
Merge branch 'master' of https://github.com/mesos/spark