Ensure that we can have commas within cdr values.

(closes issue #17001)
 Reported by: snuffy
 Patches: 
       20100412__issue17001.diff.txt uploaded by tilghman (license 14)
 Tested by: snuffy


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@257065 65c4cc65-6c06-0410-ace0-fbb531ad65f3