An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Added the ability to change an item's style in the class loadout menu
  
• Fixed not being able to apply Killstreak Kits to the Sleeping Dogs promo items
  
• Fixed Killstreak sheens for the Gunslinger and the Heavy's Fists
  
• Fixed Killstreak counts being limited to 128 kills
  
• Fixed projectiles not drawing correctly in old .dem files
  
• Fixed not being able to gift wrap the Festive Sapper
  
• Fixed the Mann vs. Machine scoreboard not always displaying values correctly
  
• Fixed an exploit in Mann vs. Machine related to purchasing upgrades
  
• Fixed not being able to use the Festive Crusader's Crossbow in Medieval mode
  
• Fixed Medics seeing the incorrect string when trying to heal a target with the Escape Plan equipped
  
• Fixed Medigun healing beams staying on when the Medic dies while healing someone
  
• Fixed a problem that caused the Steam Holiday Sale 2013 promo items to be untradeable for some accounts
  
• Updated Strange Wranglers to track wrangled sentry kills
  
• Updated the Heart of Gold so name tags and description tags can be applied to it
  
• Updated the localization files
  
• Updated the Short Circuit
  • Damage lowered
    
  • Consumes 15 metal per projectile destroyed
    
  • Can no longer fire underwater
    
  • Fixed a bug with orphaned particles