Pre-1.2.9 Beta, Update 4 
--------------------------------------------------------
+Power related objects now blink orange
+Objects are now serialized more thoroughly
+Power switches now work
+Developers can now easily add a GameObject by implementing several
interfaces (listed in the wiki)
+External.java has been revised
+PlayerState.java now allows an almost exact snapshot to be generated
(with the exception of the scoreboard)
+Blinkers can now be set to any color available to minecraft
-ZAColor.java has been removed (useless)