Update install_prereq script to include missing GSM library for debian amd move SQLite3.

(closes issue ASTERISK-19367)
Reported by: Andrew Latham
Patches:
	debian_install_prereq.diff uploaded by Andrew Latham (license 5985)
........

Merged revisions 360138 from http://svn.asterisk.org/svn/asterisk/branches/1.8
........

Merged revisions 360139 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@360140 65c4cc65-6c06-0410-ace0-fbb531ad65f3