PJSIP: Send initial connected line information

This makes chan_pjsip send connected line information when it is called
so that connected line information is available on the connected
channel.

(closes issue DPMA-442)
Reported by: John Bigelow
Review: https://reviewboard.asterisk.org/r/3584/
........

Merged revisions 415191 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@415192 65c4cc65-6c06-0410-ace0-fbb531ad65f3