Release Notes for 12/12/2012

[ GAMEPLAY ]
 -Merged elements of Volcano's DE_NUKE_VE map into standard DE_NUKE.
 -In the main menus, replaced mapgroup carousel with a map picker. Players can now select which maps they want to match-make into.
 -Maps in map picker show expected wait time.

[ MISC ]
 -Improved performance in CPU-bound cases.
 -Fixed missing ladder sound when moving at full speed on ladders.
 -Added support for muting microphone in play with friends lobby.
 -Fixed cases where spectator UI wouldn't appear during GOTV demo playback.
 -Fix for crash caused by extinguished fire.
 -ESC key now closes Server Browser dialog.
 -Made CHudMenu have input priority over Scaleform.
 -Reduced default vgui font size for resolutions >1600.
 -Whitelisted mp_match_restart_delay.
 -Limiting physics timestep to 64 to eliminate high tickrate physics bugs, such as bouncing guns.
 -Server no longer creates physics objects for players to reduce server cpu load. To re-enable, set cs_enable_player_physics_box to '1'.