code formatting and style cleanup.
Initial commit
Merge branch 'master' of ../../hmsonline/storm-cassandra

Conflicts:
	README.md
Thanh's original pull request ported to the new repository.
remove unused instance variable
expose cassandra client as protected and remove public getter
stop astyanax client on bolt cleanup
Merge pull request #1 from boneill/master

Better exception handling.
Merge branch 'master' of github.com:hmsonline/storm-cassandra
merge exception handling and constants refactoring
Issue #17 -- added ability to connect to multiple cassandra clusters and keyspaces from a single topology.
Fix error of getting null value
Merge pull request #2 from kpatel/hmsinternal

Fix error of getting null value
Merge branch 'issue17'
fix README.md
[maven-release-plugin] prepare release storm-cassandra-0.4.0-hmsint-2
[maven-release-plugin] prepare for next development iteration
Fix duplicate code in addTupleToMutation due to merging
Merge branch 'master' of github.com:hmsonline/storm-cassandra into hmsinternal
added filter and emit empty on failure option
Merge pull request #4 from acollautt/hmsinternal

added filter and emit empty on failure option