Rainlendar 2.4

[2.4 Build 64] - 21 Aug 2008 - Version 2.4
o Added updaterate to xml skins which allows the skin to define how often the window should be redrawn.
o Added version and duplicate check to the skin addons.
o Calendar control didn't show the selected date. Fixed.
o Window's settings are kept now when they are changed in the advanced skin options.