Merged revisions 135479 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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r135479 | tilghman | 2008-08-04 11:56:19 -0500 (Mon, 04 Aug 2008) | 6 lines

Memory leak on unload
(closes issue #13231)
 Reported by: eliel
 Patches: 
       app_voicemail.leak.patch uploaded by eliel (license 64)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@135480 65c4cc65-6c06-0410-ace0-fbb531ad65f3