1.5.3
 * Text subtitle encoding is now selectable
 * Numerous Browser Plugin enhancements:
   - Try to cache files while playing them
   - Add support for cache=true hint
   - Fix getting the true path for relative paths
   - Add support for audio-only playback
   - Add a way to copy the URL from the right-click menu
   - Add "Open in Movie Player" in the right-click menu
 * Make showing/hiding the sidebar not resize the video or the window
 * Pop down language and subtitle menus to avoid hangs when the language or
 subtitle changes while the menu is open
 * Add AC3 and Monkey's audio to the known filetypes
 * Draw the logo ourselves, so we don't crash on startup if the logo is too
 big for the X video buffer (xine-lib)
 * Show the logo when playing audio without visualisations
 * Fix a crash with non-default buffering values (GStreamer)
 * Fix a leak each time the logo was set (GStreamer)
 * Fix the "Skip to" dialogue not working when paused (GStreamer)