Merged revisions 52052 via svnmerge from

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

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r52052 | murf | 2007-01-24 11:26:22 -0700 (Wed, 24 Jan 2007) | 9 lines

Merged revisions 52002 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r52002 | murf | 2007-01-24 10:43:50 -0700 (Wed, 24 Jan 2007) | 1 line

updated check_expr via 8322 (refactoring of expression checking impl); elfring contributed a nice code reorg, I contributed some time to get it working again, better messages
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@52053 65c4cc65-6c06-0410-ace0-fbb531ad65f3