ARGUS-158: added support for SSLv2Hello protocol
Argus-180-Ranger lookup for hadoop repository fails when wire encryption
is on
ARGUS-182: updated date field format in the audit record saved to HDFS
file, to enable easier loading into Hive. Also revised the name of the
JSON keys to make it easier to read/understand and also to save few
bytes per record.
ARGUS-180:Added ability to specify hadoop.rpc.protection in HDFS repo page

Signed-off-by: sneethiraj <sneethir@apache.org>
ARGUS-183:Fix for search policies API failing in Oracle

Signed-off-by: sneethiraj <sneethir@apache.org>
ARGUS-185: optimize database transaction usage in admin web application
ARGUS-186: Updated usersync service for better handling of failures in
sending users/groups to policy admin.