Basic iTest for DeleteOperation

Also fixes "small" bug in StoreObject.
Merge pull request #305 from basho/gh303-itest-delete

Basic iTest for DeleteOperation
Added iTest for list buckets
Merge pull request #306 from basho/gh302-itest-list-buckets

Added iTest for list buckets
Update README.org

Updated branch links
Add CRDT suuport wip
wip
wip
Support fetching CRDTs
Retrun null on Update if return_body not true
CDRT wip
Add CrdtResponseConverterTest
Added tests for serialization of CDRT ops
Merge branch 'gh310-crdt-operation-support' of https://github.com/basho/riak-java-client into gh310-crdt-operation-support