* preferences dialog - implement support for some xine prefs
* playlist queueing - DONE
* right-click menu for video window
* fix xine status message event processing in GtkXine and do something about
  them in the frontend - partially DONE
* XfmediaMainwin should be a GObject and be much more self-contained
* plugin ideas:
  - audioscrobbler
  - alarm
  - lirc/joystick control
* add taglib (http://developer.kde.org/~wheeler/taglib.html) support.  this'll
  fix http://bugzilla.xfce.org/show_bug.cgi?id=980 - DONE
