Merged revisions 331868 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/10

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  r331868 | dvossel | 2011-08-15 10:14:13 -0500 (Mon, 15 Aug 2011) | 12 lines
  
  Merged revisions 331867 via svnmerge from 
  https://origsvn.digium.com/svn/asterisk/branches/1.8
  
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    r331867 | dvossel | 2011-08-15 10:12:16 -0500 (Mon, 15 Aug 2011) | 6 lines
    
    Fixes locking inversion issues present in the handling of the sip REFER method.
    
    (closes issue ASTERISK-18082)
    Reported by: James Van Vleet
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@331869 65c4cc65-6c06-0410-ace0-fbb531ad65f3