Fix cdap-cli packaging
Merge pull request #544 from caskdata/feature/fix-cli-pkg3

CDAP-455 Fix cdap-cli packaging
Update cdap-cli to use cask common-cli (new CLI API)
Spark Integration: Use project level spark version in example
CDAP-412 REST endpoint to expose Service methods
Addressing comments
Allow old spec. Support only class level annotations
Cleaned up ClientConfig and added option to provide a Supplier<AccessToken>
Remove dependency on hadoop Configuration in CConfiguration
Minor refactoring
Better error message in ConnectCommand
Update cdap-cli prompt on any connection change
Rename handler and endpoint classes
Remove ServiceWorkerSpecificationCodec
Fix checkstyle
Better endpoint path creation
Fix formatting
Fix cdap-security-service dependencies
Addressed comments
Merge pull request #529 from caskdata/feature/newcli

CDAP-353 Update cdap-cli to use cask common-cli (new CLI API)