CBQE-996: non ttl items were not going to ccq

recent cl (http://review.couchbase.org/24334) prevented
putting keys with ttl into ccqueues so that we wouldn't
try to access them after expired.  side effect was that
keys without ttl were also omitted from ccq, this change fixes that.

Change-Id: Ic02b436015bbe0fe4ca0b2eeac8fd77fe9299b04
Reviewed-on: http://review.couchbase.org/24760
Reviewed-by: Ketaki Gangal <ketakigangal@gmail.com>
Reviewed-by: Tommie McAfee <tommie@couchbase.com>
Tested-by: Tommie McAfee <tommie@couchbase.com>