Test all methods on EdgePartition
Merge pull request #117 from ankurdave/more-tests

More tests
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 branch 'subgraph-reuses-view' into HEAD
Create VertexPlacement on demand in VTableReplicated
Rename VTableReplicated -> ReplicatedVertexView
add javadoc
Update Svdpp.scala
Update Svdpp.scala
Update Svdpp.scala
Update Svdpp.scala
Merge pull request #116 from jianpingjwang/master

remove unused variables and fix a bug
Merge branch 'scheduler-update' into filestream-fix
Updated CheckpointWriter and FileInputDStream to be robust against failed FileSystem objects. Refactored JobGenerator to use actor so that all updating of DStream's metadata is single threaded.
Fixed bug in file stream that prevented some files from being read
correctly.
Merge branch 'scheduler-update' into filestream-fix
Updated testsuites to work with the slack time of file stream.