Merged revisions 270583 via svnmerge from

Merged revisions 270583 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r270583 | tilghman | 2010-06-15 13:25:12 -0500 (Tue, 15 Jun 2010) | 5 lines

  Variables have always been case-sensitive, so we should not be removing case-insensitive matches.

  Bug reported via the -dev list.  See
  http://lists.digium.com/pipermail/asterisk-dev/2010-June/044510.html
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@270584 65c4cc65-6c06-0410-ace0-fbb531ad65f3