Issue #7928 - Don't send both 404 and 503. Fix by phsultan with
a small fix by me, myself or I. Thanks, Philippe!
(This was caused by my changes to the transaction handling)
git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@44078 65c4cc65-6c06-0410-ace0-fbb531ad65f3