Merged revisions 207945 via svnmerge from

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

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  r207945 | tilghman | 2009-07-21 17:38:54 -0500 (Tue, 21 Jul 2009) | 8 lines
  
  Force an error if a blank is passed to QUOTE (because the documentation states the argument is not optional).
  This change makes URIENCODE and QUOTE behave similarly, since the documentation
  states that the argument is not optional, for both.
  (closes issue #15439)
   Reported by: pkempgen
   Patches: 
         20090706__issue15439.diff.txt uploaded by tilghman (license 14)
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