* Add state saving to listview.. this includes saving column size and position.
* Queue plugin 'apply_queue' stuff.. Just finishing the queue plugin and it's
    intended functionality.
* Add plugin list and the ability to load/unload them from the preferences
    dialog.
* Have the UI request a list of activated plugins on start-up so it nows which
    plugins to load.
* Figure out easy way for user-made plugins to add i18n support.
* Change the menubar.py gtkui component to menus.py and add support for plugins
    to add menuitems to the torrentmenu in an easy way.
* Restart daemon function
* Docstrings!
* Update libtorrent and bindings for sparse_mode allocation and remove_torrent options
* Implement caching in client.py
* Create a new add torrent dialog