Fixing chunked object writer and adding unit test
adding support dual writes
adding in test with demo. also adding javadoc
minor changes for dual writes
Merge pull request #538 from opuneet/dual_writes

Adding in support for dual writes
Minor Fixes. Also adding dual keyspace operation for DDL statements as well
Adding dual writes operation to keyspace.prepareCqlStatement()
Adding mode logging to demo
Merge pull request #541 from opuneet/dual_writes

Dual writes
Bumping to Gradle 1.12.
[Gradle Release Plugin] - pre tag commit:  '2.0.2'.
[Gradle Release Plugin] - new version commit:  '2.0.3-SNAPSHOT'.