Bug 1062302 - disable gpg and mar from mac-v2 signing servers; r=bhearsum
Bug 1062216 - bump max_filesize_gpg to 680 Mb; r=bhearsum
Bug 1021152: upgrade OpenSSL on Ubuntu; r=dividehex

For CVE-2014-0224, CVE-2014-0195, CVE-2010-5298, CVE-2014-0221,
CVE-2014-3470