Merged revisions 305471 via svnmerge from

Merged revisions 305471 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r305471 | qwell | 2011-02-01 11:00:55 -0600 (Tue, 01 Feb 2011) | 9 lines

  Close file descriptor for timing source when a MOH class gets destroyed.

  (closes issue #18457)
  Reported by: mcallist
  Patches:
        18457-closetimer.diff uploaded by qwell (license 4)
        18457-closetimer_trunk.diff uploaded by qwell (license 4)
  Tested by: qwell, loloski
........

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@305472 65c4cc65-6c06-0410-ace0-fbb531ad65f3