alarm module settings started

Signed-off-by: Eric Friesen <efriesen@gmail.com>
wow, huge speed improvement in playlist loading.  i didn't realize i was loading the entire playlist when first starting.  now if you select an album, it will play just that album, and be almost instant.
synchronized a bunch of methods for thread safety.

Signed-off-by: Eric Friesen <efriesen@gmail.com>