New commits:
commit d7b1be37688f601f167ef1898c7aa019e398eed9
Author: Remko van der Vossen <wich AT sourcemage.org>
Commit: Vlad Glagolev <stealth AT sourcemage.org>
expat: 2.2.0 - fixes CVE-2013-0340, CVE-2015-1283
(cherry picked from commit fbf6f67b4e3b6449123dc4bca9095c95928c9e10)