- See https://www.mozilla.org/en-US/firefox/45.1.0/releasenotes/ - Fixes MFSA 2016-39, 44 & 47 - Stays with Gtk2 for now, will probably move to Gtk3 with 52 at the end of the year - Bring some patches from www/mozilla-firefox to fix build issues/enable W^X/etc - Disable gstreamer, now uses ffmpeg at runtime of found like firefox - Use bundled libevent