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:

• Fixed an issue where plugin_load may load a non-binary file type
  
• Fixed an issue where decompressed file sizes were not being checked by the engine
  
• Fixed a client crash related to Unusual items and the character loadout screen
  
• Fixed an item exploit where tools were being used for purposes other than the original intent
  
• Fixed The Shortstop not using its crit sound when firing crits
  
• Fixed the HUD achievement tracker not filtering map-specific achievements
  
• Fixed an issue where character voice lines would be clipped
  
• Fixed disguised Spies losing their disguised cosmetic items when they touch a supply closet
  
• Fixed the HUD 3D Character equipping the wrong item when Spies change their disguised weapon
  
• Fixed the Demoman's shield charge turn rate when using joystick input
  • Joystick input now matches keyboard/mouse input
• Added new promo items
  
• Added ETF2L 6v6 Season 17 and ETF2L Highlander Season 5 medals
  
• Updated the localization files
  
• Updated metal hats to sound like metal when they fall off players' heads
  
• Updated the equip_regions for The Toss-Proof Towel, The Titanium Towel, The Tartan Shade, Marshall's Mutton Chops, Stockbroker's Scarf, The Carl, and The Polar Pullover
  
• Updated cp_dustbowl
  • Fixed players standing in sky over the beginning of stage 1
    
  • Fixed collision on rocks in the front of stage 1 where stickybombs could be placed inside them
• Updated cp_junction_final
  • Players are now prevented from building in spawn rooms
• Updated ctf_2fort
  • Fixed players standing on conduits in flag rooms
    
  • Fixed players standing in sky over Red battlements
    
  • Fixed a missing face under the stairs in the Blu base ramp room that let players see enemies above
    
  • Fixed collision on props under stairs in Red's courtyard
• Updated ctf_turbine
  • Fixed collision on spawn doors
    
  • Added prop to facilitate players jumping up to raised platform and fixed surrounding collision
    
  • Fixed collision under stairs in mid room
    
  • Fixed misc prop collision
    
  • Fixed collision on signs in mid room
    
  • Fixed the clipping in the rafters of flag rooms
    
  • Increased performance with addition of area portals
    
  • Added decals under ammo and health packs
    
  • Smoothed geometry in the vents
    
  • Added nobuild around spawn doors
    
  • Added light props over Red and Blu gate 1 doorways
• Updated koth_lakeside_event
  
• Updated koth_lakeside_final
  • Fixed bot navigation errors
    
  • Prevented players from building in spawn room doors
    
  • Fixed rock piles to mirror on Red and Blu sides
• Updated pl_goldrush
  • Fixed players shooting projectiles through the window in the mining tower into Red's first spawn and Blu's second spawn
    
  • Fixed players standing in sky above Blu spawn in stage 3
    
  • Fixed player clipping exploit above the Blu exit in stage 3