Merged revisions 306356 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

................
  r306356 | qwell | 2011-02-04 13:24:29 -0600 (Fri, 04 Feb 2011) | 16 lines
  
  Merged revisions 306346 via svnmerge from 
  https://origsvn.digium.com/svn/asterisk/branches/1.6.2
  
  ........
    r306346 | qwell | 2011-02-04 13:21:43 -0600 (Fri, 04 Feb 2011) | 9 lines
    
    Don't fallthrough to 'unknown' in the 'ringing' case.
    
    This could cause improper exits from the queue.
    
    (closes issue #18499)
    Reported by: zaltar
    Patches: 
          app_queue.patch uploaded by zaltar (license 1148)
  ........
................


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@306359 65c4cc65-6c06-0410-ace0-fbb531ad65f3