Merged revisions 67270 via svnmerge from

Merged revisions 67270 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r67270 | kpfleming | 2007-06-05 09:35:52 -0500 (Tue, 05 Jun 2007) | 3 lines

ensure that a burst of full frames (AST_FRAME_DTMF being the prime example) will not be processed out of order... this is a brute force fix, but seems to be the safest fix for now (thanks to the Digium PQ department for finding this bug)

........

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@67271 65c4cc65-6c06-0410-ace0-fbb531ad65f3