CBQE-2446 move this function to
remote_util since it will check url before install couchbase server.

Change-Id: I3d648a7ec132fd72e81e5205bcd15c7eb8a79d38
Reviewed-on: http://review.couchbase.org/42628
Reviewed-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: Thuan Nguyen <soccon@gmail.com>