+ Implemented volumetric shadowing.
+
+
+Roy Vegard Ovesen <rvovesen@tiscali.no>
+ Implemented the KAP140 autopilot.
+ Added a generic, XML configurable, autopilot framework.
+ Added an Altitude encoder.
+ Added a transponder.
+ Made the instruments code much more configurable, it is now possible to only
+ include instruments that are actually present.
+ Added several high level, configurable filter implementations for use by
+ autopilot designers.