Make CLI sip show channel list the complete route set.

(closes issue ASTERISK-16877)
Reported by: klaus3000
Patches:
      show-complete-routeset-patch.txt (license #5054) patch uploaded by klaus3000 (modified)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@351977 65c4cc65-6c06-0410-ace0-fbb531ad65f3