Added DockMenu support for pause/play, previous and next.
Added DockMenu support for pause/play, previous and next.

bright-sparks/soundcleod,fr34k8/soundcleod,salomvary/soundcleod,alessandrostone/soundcleod,angi2/soundcleod,hacknug/soundcleod,hacknug/soundcleod,alessandrostone/soundcleod,salomvary/soundcleod,salomvary/soundcleod,fr34k8/soundcleod,bright-sparks/soundcleod,fr34k8/soundcleod,fr34k8/soundcleod,salomvary/soundcleod,angi2/soundcleod,angi2/soundcleod,hacknug/soundcleod,angi2/soundcleod,bright-sparks/soundcleod,bright-sparks/soundcleod,alessandrostone/soundcleod,hacknug/soundcleod,alessandrostone/soundcleod