Update overview and CLI doc
Update OLAP cube concepts
Merge branch 'to-external' of https://github.corp.inmobi.com/platform/grill into develop
Changed Cube to OLAP Cube
Merge branch 'develop' of github.com:InMobi/grill into develop
Add license generation in config apt files
Merge branch 'develop' of https://github.com/InMobi/grill into develop
Fix typo in doc
Fixing NullPointerException thrown while cube select queries for a dimension table.
Adding method to release session with public UUID.
Adding acquire and release session calls for Query Operations.
Adding Time dimension column to the dimension table.
Merge pull request #1 from sreekanth-r/npe

Fixing NullPointerException thrown while cube select queries
Added mailing lists