MB-30123 Add error/success message to user-change-password
MB-30123 Add error/success message to user-change-password

Change-Id: If6bf4f51cba88f51136a5fed5055f82350aef325
Reviewed-on: http://review.couchbase.org/116952
Tested-by: Build Bot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: James Lee <d8c596dede5f1eea3b1030b95e7922790d6e257e@couchbase.com>

couchbase/couchbase-cli,couchbase/couchbase-cli