Development
0.5
	Fix memory leak (~100K / min)
0.4
	Make compatible with the emerald window decorator in beryl
0.3
	Fix time display, missing leading zeros when min < 10
	Set other defaults for decorator plugin.
0.2
	Update pref dialog to allow user to select their location
	Create Preferences Dialog, only shows data
	Calculate sunsize and sunset 
	Change shadow calculation to prepare for sunrise/sunset calcs
	Add Preferences Menu item, but no dialog to back it up (about for now)
0.1
	Initial release
