Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Team Fortress 2

• Added new option for medigun beam to the Multiplayer->Advanced dialog. If on, the medigun beam will stay attached to the current target without the need to hold down the fire button
  
• Added new option for the sniper rifle to the Multiplayer->Advanced dialog. If disabled, the sniper rifle won't re-zoom after firing a zoomed shot
  
• Added "nextlevel" server cvar. If set to a valid map name, server will change to that map during the next changelevel
  
• Fixed PerfUI being used as a type of wall-hack on servers without sv_cheats set to 1
  
• Reduced Granary spawn advantage for capping the middle point
  
• Fixed players turning into "Scout" model after lagouts (and a variety of related issues, such as disappearing doors)
  
• Fixed obscure crash related to resolution changing