Bug Fixes: Trading system & automated market maker

Bugs in the trading system and automated market maker exploited by user RFan123 to reach near infinite DKP have now been fixed. These bugs included cases where the trading system filled orders when no cash was available in an account and behavior by the automated market maker that allowed manipulation of stock prices to near infinity.

The portfolio page now updates automatically. However, the net worth rank on the portfolio page is not updated. Please check the rankings page for a real-time update of your ranking.