Kalkin wrote:

Update again on 4/18

Wiki wrote:

Fixed a server crash caused by the Loch-n-Load

Fixed the Spy-cicle's fireproof attribute not working

Fixed the Quick-Fix's 'immunity to movement-impairing effects' attribute not being honored by the Pyro's airblast

Fixed the Quick-Fix not maintaining overhealed health

Fixed health drain happening faster for players with health above the normal overheal amount for their class

Fixed unusual particle effects not displaying correctly for the Pyro's Head Warmer

Updated the Black Rose so it can be traded

Updated the Ghastly Gibus
Added LODs for all classes
Fixed the position on the Sniper

Updated the vote system
Vote caller history is now tracked by SteamID to prevent vote cooldown exploits
Fixed players being able to disconnect before a successful kickvote to avoid being banned

http://wiki.teamfortress.com/wiki/April_18,_2012_Patch