[security] Fix roles refresh after add or modify

Hive Autocomplete works on focus too now
[security] Show previously expanded roles after a Role add or remove operation
[security] UI revamp for the Hive bulk modal
[security] Make impersonation more noticeable
[security] Visual clue for non-empty databases
[security] UI revamp for the HDFS bulk modal
[security] Show open folder or selected database also for nodes without children
[libsentry] Add WITH GRANT option syntax
[security] Support privileges with grant option
[security] Adding bigger sign when no privileges are found
HUE-2319 [fb] Do not offer file scrolling when offsets are not supported

Added check to fileArea scroll event that tests if compression type is 'gzip', disables navigation and displays warning message.
HUE-2316 [metastore] Create a new table from a file requires Windows (\r\n) line endings
HUE-2201 [jobbrowser] Add a kill YARN job button

Killed jobs in YARN don't have much information. We try to only pull
the basics for now (it used to just crash before).
[indexer] Provide a better hint about misconfigured Zookeeper ensemble