With the new option engaged, Asterisk should interpret user fields with useroptions
contained within the userfield of the uri by stripping them out of the original message
whenever a semicolon is encountered in the userfield string.
(closes issue #18344)
Reported by: danimal
Tested by: jrose
Review: https://reviewboard.asterisk.org/r/1223/
git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@319938 65c4cc65-6c06-0410-ace0-fbb531ad65f3