historical data store prototype
Merge ../Malhar into hds
sequence as part of every key
bucket key as long
Preparing to release 1.0.3-RC1
Maintain meta info in store.
Incorporate meta file
meta data cache
File replace and sequential key storage.
fix test
Removing appBundles from Malhar
Preparing to release 1.0.3
use byte[] for key and value
Rename
Flush metadata after data files are written.
Write files with unique names.
file reader/writer placeholder interface
rename
move to main source
Merge remote-tracking branch 'upstream/release-1.0.3' into hds