Merged revisions 162804 via svnmerge from

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

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  r162804 | file | 2008-12-10 15:01:17 -0400 (Wed, 10 Dec 2008) | 6 lines
  
  Fix subscription based MWI up a bit. We only want to put sip: at the beginning of the URI if it is not already there and revert code to ignore destination check if subscribing for MWI.
  (closes issue #12560)
  Reported by: vsauer
  Patches:
        patch001.diff uploaded by ramonpeek (license 266)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@162805 65c4cc65-6c06-0410-ace0-fbb531ad65f3