Lots of fixes
Improved compatibility for direct sound
Deathcam screenshots now move the player id panel to the lower right, and hide other hud elements until the freezecam fades
Improved autobalance calculation code when determining who to switch
Improved networking compatibility for some routers
Fixed a crash during level init related to model loading
Fixed issues on Dustbowl and Hydro that could occur when a server emptied in the middle of a round
Fixed a bug in the clientside player avoidance code, and smoothed it a little more
Further crash fixes related to paged pool memory usage
Fixed scoreboard team scores label getting cut off
Engineer buildings now explode when the Engineer dies during sudden death
Fixed a spy backstab exploit where you could stab a player who was not facing away from you
Fixed flailing at the low end of the cloak meter when the player gets uncloaked automatically
Fixed texture detail level setting "Very high" not being preserved
Improved various error messages, and added links to steampowered support pages
Fixed scoring problem where destroying a buildable added a phantom point, not attributed to any scoring bucket but still included in total score
Fixed honeypot server problems
Fixed a rare crash caused by a medigun losing its owner
Fixed an exploit that allowed disconnected medics to continue ubercharging their target until they timed out
TeamMenu now disables the spectate button if mp_allowspectators is zero
Added a missing "cannot_be_spectator" localization string
Re-added class count numbers above class buttons for non-zero classes, in addition to the class images
Removed prefixes (tc_, ctf_, etc.) from map names in various places where they're printed
Fixed some edge cases where grenades could go through player or buildings
Fixed rocket/grenade explosions being able to impart damage through thin ceilings
The Engineer's "build X" commands will now behave properly when bound directly to keys
