Licence notice.
Change some docstrings and add some others.
Un-semicolon mllib.py.
Javadocs; also, declare some things private.
Write mapTriplets test
Added tests for PartitionerAwareUnionRDD in the CheckpointSuite. Refactored CheckpointSuite to make the tests simpler and more reliable. Added missing test for ZippedRDD.
remove unused variable and fix a bug
Test EdgePartition2D
Test all methods on EdgePartition
Merge pull request #117 from ankurdave/more-tests

More tests
Merge pull request #280 from aarondav/minor

Minor cleanup for standalone scheduler

See commit messages
Test VertexPartition and fix bugs
Merge pull request #118 from ankurdave/VertexPartitionSuite

Test VertexPartition and fix bugs
Reuse VTableReplicated in GraphImpl.subgraph
Remove unused EdgePartition.filter
Merge remote branch 'upstream/master' into consolidate_schedulers

Conflicts:
	core/src/main/scala/org/apache/spark/scheduler/cluster/ClusterTaskSetManager.scala
	core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
	core/src/test/scala/org/apache/spark/scheduler/TaskSetManagerSuite.scala
Merge branch 'subgraph-reuses-view' into HEAD
Renamed ClusterScheduler to TaskSchedulerImpl
Create VertexPlacement on demand in VTableReplicated
Rename VTableReplicated -> ReplicatedVertexView