• Left click move/attack mouse option (just when we were getting used to the right click)
  
• Harvesters fixed including taking out the Ion Storm when a Scrin Harvester is destroyed
• Engineer exploit, Observer exploit, and other exploits fixed
• A number of bugs associated with AI path-finding have been fixed
• Disconnectors' accounts will get killed, and eventually their CD key will get banned
• Economy boom and tank rushing will be reduced (hurrah?)
  
• GDI and Nod AA will be beefed up 
• Flame Tank damage upgraded from 200 to 500
• Nod Bikes get 20 to 30% damage increase
• Avatars may come down in price all the way to $2000
• Scorpion Tank damage reduction (< 25% change)
• Blackhand will get a boost
• GDI's Firehawks will fire off all of their shots in one or two volleys instead of circling around forever
• GDI Dig In will cost less, and will allow two units per foxhole
• Mammoth Tank's speed, cost, build time, and AA missiles may all be slightly nerfed (more Sloth now than Mammoth)
  
• The Rig will be easier to use

Via Command & Conquer Official Web Site