2.16.6: * Remove extraneous "grep -v" in the schemas code * Add video/x-theora+ogg, application/ram, video/x-matroska, audio/x-matroska and audio/x-wavpack mime-types as supported * Fix playback of Ogg Vorbis files (xine-lib) * Work-around a gecko bug that was causing crashes on theme changes (web browser plugin)