This one was quite interesting. The initial update broke so that versions were all over the place. However, if you run the update button your TF2 servers control panel, your TF2 server should now update:

About the TF2 servers update

A required update to Team Fortress 2 is now available. The specific changes include:

Engine (CS:S, DoD:S, TF2):
- Fixed clients locking up while attempting to load the game and re-enabled signature checking.

Team Fortress 2:
- Fixed a case where some items would display an empty string for their name.

Jason

Last night, an update for TF2 hosting & CSS servers was released. This follows a large amount of CSS servers updates in recent weeks.

TF2 & CSS servers update information

Required update for Team Fortress 2 and Counter-Strike: Source are now available. The specific changes include:

Source Engine ( TF2, DoD:S, CS:S )
- Fixed a crash on startup with some video drivers.
- Fixed a bug where the speaker config would be lost on Windows Vista / 7
- Fixed a case where alt-tab would stop rendering models.
- Made the ‘X’ that closes the achievements screen visible by default in 1280×720 resolution.
- Made disconnect messages wrap so they don’t get truncated.
- Made kick / disconnect messages more legible.

Counter-Strike: Source
- Fixed a memory leak in the dedicated server.
- Fixed a problem that could cause the crosshair to expand briefly after the trigger is released.
- Made crosshair scale independently of framerate, matching the old behavior at 100 fps. This does not affect actual recoil, fire rate, or spread – only the expansion of the crosshair. Added cl_legacy_crosshair, which defaults to the new behavior.
- Made the crosshair for the Glock and Famas scale correctly upon firing in burst mode.
- Removed ability to jump to inaccessible locations using grenades (flashboosting). Added sv_enableboost (defaulted to 0) for those who prefer to allow this behavior.
- Fixed an issue with involving incorrect armor protection vs. grenade damage. Added sv_legacy_grenade_damage (defaulted to 0) to allow servers to revert to the original behavior.
- Fixed an issue that sometimes caused the freezecam sound to be heard when spectating a player who dies.
- Fixed an issue that could cause KeyHintText to generate junk characters.
- Prevented ragdoll spasm that could occur when using the jointeam command.
- Addressed a problem with the sniper rifles that prevented unzooming during auto-reload after shooting all the bullets in a clip.
- Fixed an issue with the AWP and Scout that could cause their zooms to vibrate briefly after a reload.
- Fixed map cycling so that the cycle now starts from the map selected by the user instead of going back to the first map.
- Fixed mp_restartgame so that it resets MVPs as well as score and deaths.
- Removed fun fact from achievements summary screen and associated playerblotter functionality.
- Throttled warning messages for disabled achievements to no more than once every 60 seconds.
- Made the silhouette that appears when you hit AUTO-SELECT on the Terrorist choose a class screen fit within its borders.
- Fixed lock radar rotation option in the GUI. Setting this option now works.
- Fixed a potential crash with custom huds.
- Fixed a bug in walk prediction.

Team Fortress 2
- Fixed a bug in the Steamworks stats reporting.
- Fixed the new Worms gear not playing the correct sound during the Equalizer taunt.
- Fixed map cycling so that the cycle now starts from the map selected by the user instead of going back to the first map.
- Fixed a memory leak in the dedicated server.

Jason

How to run the update on your TF2 & CSS servers

To run the update on INX TF2 & CSS servers, please run the update button on our game server control panel.

- Fixed a possible memory corruption on player disconnect, likely the cause of windows dedicated server crashes
- Adjusted scoreboard layout for 5:4 screen resolutions (1280 x 1024)

To update your CSS server, please hit the update button.

- Fixed ragdoll bug with cl_ragdoll_physics_enable 0 and cl_minmodels 1
- Changed voice stealing of entity/channel pairs to only allow one overlapping delayed sound (improves CS gun sounds)
- Fixed overlapping sounds causing a slight remaining echo on ak47
- Fixed phantom clan tags appearing for players who didn’t set one

To update your CSS servers, please run the update button.

A required update for Team Fortress 2 is now available. Please run hldsupdatetool to receive the update. The specific changes include:

- Added items submitted to the Contribute! site by members of the community. Submit your own creations! http://www.teamfortress.com/contribute/

Jason

A required update for Left 4 Dead 2 is now available. Please run hldsupdatetool to receive the update. The specific changes include:

- Fixed all bot teams not leaving the starting area if sb_all_bot_team 1 was set
- Fixed a case where survivor bots would fail to rescue a friend from charger attacks
- Updated Thai translations
- Fixed an issue where servers wouldn’t relist after the master server was bounced
- Fixed Charger jumping exploit
- Fixed Spitter bug where spit could emit from a location several inches from the head, causing the spit to unexpectedly strike nearby objects and fall

Jason

Required updates for Team Fortress 2 and Day of Defeat: Source are now available. Please run hldsupdatetool to receive them. The specific changes include:

Engine
Enabled Steam Cloud support for key bindings and custom spraypaint images
– Added Options->Multiplayer->Advanced option to toggle off/on: default is on

Team Fortress 2
Added new Highlander mode.
– 9 players allowed per team.
– Restricts each team to 1 of each class.
– Use mp_highlander (0/1) to toggle off/on: default is 0
Added “bots” to the server’s sv_tags convar if the server is running bots.
Fixed a weapon name localization issue.
Fixed the “tf_teamtalk” server convar not controlling text chat between living/dead teammates.
Updated the map CTF_DoubleCross
– Fixed the map not ending correctly when using mp_timelimit.
– Changed to prevent Engineers from building on top of the shack in each base.
Updated the map Arena_WatchTower
– Fixed a case where players could open and get stuck on the starting gates before the round start.
– Improved clipping to prevent people from getting out of the map.
– Optimized the map for better performance.

Jason

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A required update for Left 4 Dead 2 is now available. Please run hldsupdatetool to receive the update. The specific changes include:

Gameplay:
- Fixed where last round of upgraded ammo didn’t have upgrade effect
- Jockeyed survivor now glows for infected team in all cases
- Fixed exploit that allowed Jockey players to get instant recharge of their ability
- Fixed Charger ability timer not resetting when killing a survivor with low health on their third strike
- Charger now applies a small amount of damage when charging through physic props

Match Making:
- Changed how requests are made to master server for group servers
- Fixed sorting on group servers UI
- Reduced update work on group servers UI

Miscellaneous:
- Made the water shader support splitscreen on the PC
- Miscellaneous fixes in the subtitles
- Updated system tray icon
- Fixed Survival timer issue caused when voting for round restart

SDK/L4D2-LD/Hammer changes:
- When browsing for a func_instance filename, the proper path relative to the current bsp will be returned. This allows level designers to use instances from the base game in dlc maps without having to manually fix up the filename
- Changed base.fgd default skybox to one that exists in L4D2
- Added env_instructor_hint to fgd, as well as content/game icon images
- Deadline URL fix
- Added missing vmt for env_instructor_hint
- L4D Addon Support – restored missing delivery van modified VMT
- L4D Addon Support – restored missing shelves metal 3
- L4D Addon Support – restored floodlight generator switch
- L4D Addon Support – restored missing airliner content
- Updated vbsp to correctly handle instances within instances
- Fixed the fullscreen engine changing the Hammer views, requiring a restart of Hammer

Jason

- Fixed grounded players receiving falling damage from Force-A-Nature shots directly above them
- Fixed the Force-A-Nature firing fewer pellets when tf_use_fixed_weaponspreads was 1
- Updated the achievement icon for the “May I Cut In?” Spy achievement to match the achievement description

Jason

A required update for Team Fortress 2 is now available. Please run hldsupdatetool to receive the update. The specific change include:

Server Browser (for TF2 and DoD:S)
- Added a client-side server blacklist:
– Supports blacklisting of specific servers, all servers on an IP, and all servers on a class C range.
– Saves the server list to a file, and has an Import button to allow easy sharing (cfg\server_blacklist.txt)

Balance changes:
– Reduced the health penalty on The Sandman.
– The Force-A-Nature knockback on target now:
– Only applies to hits that deal more than 30 damage and are in close range.
– Factors in the firer’s angle of attack when determining the knockback direction.
– Has less of an effect on grounded targets.
– The Dead Ringer now:
– Reduces cloak to 40% when uncloaking early.
– Has a 35% cap on the amount of cloak it can gain from an ammo pack.
– Has a quieter de-cloak sound.

Changes / Fixes:
– Fixed a performance & stability issue with AMD processors.
– Improved the stability of the game server -> item backend connection.
– Fixed a rare server crash related to dispensers.
– Added min/max values to viewmodel_fov convar to match the settings in the slider.
– Reduced the number of moons in ctf_doublecross, sadly.
– Demo playback now ignores sv_pure settings, allowing demos to easily contain custom content.
– Fixed a crash related to sv_pure and the wireframe_dx6 shader.
– Players can no longer shoot while stunned.
– Fixed a bug that caused movement speed reductions to not work on stunned players.
– Soldier Rage bar no longer resets when touching a resupply cabinet.

Achievement fixes:
– Fixed the “Second Eye” Demoman achievement.
– Fixed a bug in the “Play Doctor” Medic achievement.
– Changed the requirements for the “Medals of Honor” Soldier achievement.
– Updated description for the “Blind Fire” Demoman achievement to better explain the requirements.
– Fixed an issue that affected several achievements requiring the use of the Equalizer.

Community requests:
– Added “skip_next_map” server ConCommand to skip the next map in the map cycle.
– Added “Play a hit sound whenever you injure an enemy” option to the Multiplayer->Advanced options menu.
– Added server “tf_use_fixedshotgunspreads” convar. When set, shotgun & scattergun pellet spreads will use a non-random distribution.
– Added a “show_htmlpage” command to allow server operators to display custom web pages to clients.

Changes to the TF Bots:
– In KOTH mode, Bots are now:
– More likely to roam around and hunt enemies if there is lots of time left.
– Become more likely to push for the point as time runs down, or their teammates start to capture it.
– Medic bots now:
– Opportunistically “overheal” nearby friends when they can.
– Prioritize healing of injured nearby friends more.
– Don’t focus on Heavies quite so exclusively.
– Don’t spam their Medigun continuously at round start.
– Won’t choose cover far below their heal target so much (koth_nucleus).
– Fight back with their syringe-gun appropriately.
– Various improvements to combat behaviors.
– General bot improvements:
– They no longer stand still on the point when capturing or defending it.
– They choose more varied routes now.
– They choose better defensive spots around captured points.
– They fall back to another weapon when they entirely run out of ammo.
– They adjust their FOV when using zoomed in sniper scope.
– They treat in-range Sentries as the most dangerous threat.
– They fire their weapons is more realistic bursts.
– Engineers use their shotgun properly.
– Added a “virtual mousepad” concept to rework how bots track enemy players:
– They now periodically estimate the position and velocity of the enemy they are tracking, instead of “locking on”.
– After rotating beyond a maximum angle, they will pause for a fraction of a second to re-center their “virtual mouse”.
– Allows for over/undershoot “slop” in aiming. Looks more natural, and allows skilled players to dodge.
– Addresses the “180 spin around and fire”, “Heavy bot is OP”, “Sniper is OP”, and “I can’t fight a Heavy bot as a Scout” issues.
– Tuned Sniper spot finding algorithm to generate more diverse locations, partially addressing the “Predictable Sniper camping spots” issue.
– Soldier bots are more careful to not fire rockets that will explode on nearby geometry and kill them
– Fixed a bug where bots tried to heal from a Dispenser being carried by an Engineer.
– Tuned scoreboard logic to guard against malicious server operators spoofing bot pings to hide the “BOT” tag.
– Added more bot names as suggested by the TF community.

Jason