Remove redundant tests, edit existing P0,P1 jobs on conf files.

Change-Id: If84d353af4e4f2e4e22bcb53f9ed555b48e7dbf3
Reviewed-on: http://review.couchbase.org/27052
Reviewed-by: Ketaki Gangal <ketakigangal@gmail.com>
Tested-by: Ketaki Gangal <ketakigangal@gmail.com>