Merge tag 'version-0.9.1' into develop

Finishing_Release_0.9.1 version-0.9.1
[kina release finish] next snapshot version 0.9.2-SNAPSHOT
Small agent refactors
Added feature for exposing RAW Mongo BSONObject(s)
Lowered org.apache.cassandra log level to INFO
fixed mistakenly marking class as abstract
removed lock
[kina release prepare] preparing for version 0.9.2
[Updated ChangeLog.txt for release 0.9.2]
Merge branch 'release/version-0.9.2'