Add retrieval by index and key index to batch extension
Tighten up code.   Add tests for error cases.
Update rexster-kibbles/batch-kibble/README.textile
Update rexster-kibbles/batch-kibble/README.textile
Merge remote-tracking branch 'vsu/master'
Modify values parameter to be an array of property data types
Merge remote-tracking branch 'vsu/master'