Rearange code
Merge branch 'hds' of github.com:DataTorrent/Malhar into hds
Make a copy of committed window id and offset in endWindow, and write it to WAL
metadata at end of write.
Merge branch 'hds' of github.com:DataTorrent/Malhar into hds
Check committed window id for data files and do not attempt recovery
if checkpointed window id is less than committed windowid.
Adding configuration settings for block size, compression, and cache configuration to HFile implementation
Merge pull request #1035 from sashadt/hds

Adding configuration settings for block size, compression, and cache con...
Merge pull request #1034 from tushargosavi/hds

Hds
Add logging to track bucket ownership.
Merge pull request #1038 from tweise/hds

Add logging to track bucket ownership.