Conflicts:
	Makefile
	run
	src/scala/spark/Broadcast.scala
	src/scala/spark/Executor.scala
	src/scala/spark/HdfsFile.scala
	src/scala/spark/MesosScheduler.scala
	src/scala/spark/RDD.scala
	src/scala/spark/SparkContext.scala
	src/scala/spark/Split.scala
	src/scala/spark/Utils.scala
	src/scala/spark/repl/SparkInterpreter.scala
	third_party/mesos.jar

- Removed unused code.

Random is good. Deterministic is bad. Well, mostly.

The Random generator must be updated so that everyone does not ask for the same block during the initial phase.

Some log messages added to blank exception handlers.

phase of DfsShuffle.

There might still be a problem with the Tracker shutdown. It must be done explicitly by SparkContext.

Fixed a small bug in DFS shuffle -- the number of reduce tasks was not being set based on numOutputSplits

well as versions of the shuffle operations that set the number of splits
automatically.

don't all hit the same nodes at the same time.