Clean up redundant paths automatically, and on startup. Also refresh the
preferences dialog path list every time it is opened.
Signed-off-by: Christopher Snowhill <kode54@gmail.com>
The Path Suggester will now automatically open when new files are added
to the playlist and a given path is not in the sandbox settings. It will
also pop for both the File Tree and MIDI SoundFont path configuration
settings being changed.
Signed-off-by: Christopher Snowhill <kode54@gmail.com>