2006-05-17  Jonathan Matthew  <jonathan@kaolin.wh9.net>

        * shell/rb-shell.c: (rb_shell_class_init):
        * shell/rb-shell.h:
        * widgets/rb-song-info.c: (rb_song_info_class_init),
        (rb_song_info_construct_single), (rb_song_info_construct_multiple),
        (rb_song_info_constructor), (rb_song_info_get_property),
        (rb_song_info_append_page), (rb_song_info_backward_clicked_cb),
        (rb_song_info_forward_clicked_cb):
        * widgets/rb-song-info.h:
        * data/glade/song-info-multiple.glade:
        * lib/rb-marshal.list:
        * bindings/python/Makefile.am:
        * bindings/python/rb.defs:
        * bindings/python/rb.override:
        Allow plugins to add pages to the notebooks used in song info windows,
        and to track the current song displayed in single-entry windows.

        * configure.ac:
        * plugins/Makefile.am:
        * plugins/lyrics/Loader.py:
        * plugins/lyrics/Makefile.am:
        * plugins/lyrics/lyrics.py:
        * plugins/lyrics/lyrics.rb-plugin.desktop.in:
        Add a plugin that retrieves song lyrics from leoslyrics.com, displayed
        as a separate window (for the playing song) or as a page in the song
        info window.  A few TODO items left, but this fixes #319320.