Update branch for memcached in toy-trond

Change-Id: I73eb5a74dd1f8645b24d7a017de7f5fdab352577
Reviewed-on: http://review.couchbase.org/27114
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>