You can read about the previous bugfixes and changes made for the beta version here:
- Fixed "3 * PI / 4 means West." in the Robot API, which should be "3 * PI / 2 means West.". Thanks goes to Gottl Johannes for pointing this out.
Download Robocode 22.214.171.124 (final) from here
Download Robocode .NET plug-in 126.96.36.199 from here
Download Robot testing plug-in 188.8.131.52 from here