Merged revisions 309448 via svnmerge from

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

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  r309448 | mnicholson | 2011-03-04 09:59:25 -0600 (Fri, 04 Mar 2011) | 8 lines
  
  Export global symbols from pbx_lua to allow modules to be loaded.  Fixes a regression introduced in r278132.
  
  (closes issue #18671)
  Reported by: Igels
  Patches:
        pbx_lua_global_symbols1.diff uploaded by mnicholson (license 96)
  Tested by: Igels
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@309449 65c4cc65-6c06-0410-ace0-fbb531ad65f3