GStreamer security, bug fix, and enhancement update

clutter-gst2 2.0.18-1 - Update to 2.0.18 - Remove obsolete patches - Use license macro for COPYING - Resolves: 1386833 gnome-video-effects 0.4.3-1 - Update to 0.4.3 - Resolves: 1386968 0.4.1-5 - Fix URL rhbz1380981 gstreamer-plugins-bad-free 0.10.23-23 - Rebuild with hardened flags Resolves:...