Write Spark UI url to driver file on HDFS
Don't retry tasks when they fail due to a NotSerializableException
Merge pull request #174 from ahirreddy/master

Write Spark UI url to driver file on HDFS

This makes the SIMR code path simpler
Merge pull request #175 from kayousterhout/no_retry_not_serializable

Don't retry tasks when they fail due to a NotSerializableException

As with my previous pull request, this will be unit tested once the Cluster and Local schedulers get merged.