Changed banner font: OpenSans to FeuraSans (bug 891527)

svg and woff versions stolen from mozilla/fireplace
update pfs for flash; bug 913232
Deprecation plan for mozmarket.js (bug 915108)
Merge pull request #1119 from davidbgk/915108-deprecating-mozmarketjs

Deprecation plan for mozmarket.js (bug 915108)
Merge pull request #1115 from davidbgk/891527-change-banner-font

Changed banner font: OpenSans to FeuraSans (bug 891527)
stub migrations out correctly
remove second Mexico region and account for new region exclusions (bug 914837)
pass zamboni's list of languages to Fireplace (bug 892741)