initial changes
setters added
print to err and exit status -1
Merge branch 'develop' of github.com:InMobi/grill into cli_auth
added grill client wrapper bean
Merge branch 'develop' of github.com:InMobi/grill into cli_auth
singleton grill client wrapper.
cli option for listing query based on user or query status
Merge remote-tracking branch 'develop_remote/develop' into develop
added more testcases
Merge pull request #95 from akshaygoyal/develop

cli option for listing query based on user or query status
Fix powermock ignore to all javax.xml.*
Merge pull request #97 from sushilmohanty/develop

Bug fixes in columnar rewriter
GRILL-582: closing cli closes underlying grill session
added flag to check clientconnection activity
same function call for closing client connection
making close connection synchronised
Merge pull request #99 from akshaygoyal/develop

GRILL-582: closing cli closes underlying grill session
Merge pull request #101 from sushilmohanty/develop

Bug fix to implement qualified table name in format db.table alias
Change metastore client retry config for Grill sessions