Merged revisions 163316 via svnmerge from

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

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  r163316 | mnicholson | 2008-12-11 16:44:31 -0600 (Thu, 11 Dec 2008) | 9 lines
  
  Clean up the dundi cache every 5 minutes.
  
  (closes issue #13819)
  Reported by: adomjan
  Patches:
        pbx_dundi.c-clearcache.patch uploaded by adomjan (license 487)
        dundi_clearecache3.diff uploaded by mnicholson (license 96)
  Tested by: adomjan
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@163317 65c4cc65-6c06-0410-ace0-fbb531ad65f3