Remove unused {{{}}} comments

Change-Id: Id618180f27f6a5900e8da4e71fb4c253383c8ef8
Reviewed-on: http://review.couchbase.org/24971
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>