build ????

Engine: fixed critical bug
Launch: remove all built-in tools
Engine: add underwater fog
Engine: add cvar to control studio model scaling (enable or disable)
Engine: fixed bug with mouse in multiplayer (not work in menu)

build 1433

Engine: rework hitbox trace
Engine: implement new check for blue-shift map format
Engine: fix PointContents for custom contents checking (spirit)
Engine: fix "angle" field on maps (typically for gearbox)
GameUI: implement 'mouse look' checkbox

build 1430

Engine: fix crash with invalid room_type set (more than 60)
Engine: fix stuck on elevators or tracktrains for clients

build 1428

Engine: fix trigger_camera serialization bug
Engine: many-many physics bugs fixed
Engine: reworking monster's movement and path finding
Engine: hlfx 0.6 is now working
FS: fix bug with game and base directory dectecting when they matches
FS: watch for changes in liblist.gam and update gameinfo.txt (feature)
Engine: fix some rendering bugs
GameUI: added 'suitvolume' control
GameUI: rewrite playeyrmodel drawing, so you can shows changes when hi\low resolution button is toggled
GameUI: remove choosing audio and video library (interface changed!)
Engine: fix train startup sound on new level 

build 1422

Render: fix decals serialization bug
Engine: fix movie plaback bug (black screen)
Engine: fix crash on loading encrypted client.dll
GameUI: now recalc resolution when vid_mode is changed
Sound: fix musicvolume bug
Image: fix indexalpha palette bug
Physic: fix stuck on some items (weapons, ammo)

build 1418

Tools: move all tools into launch.dll
Sound: moving snd_dx.dll into engine.dll
Sound: implement CDAudio emulator with support mp3 tracks from original Half-Life
Sound: implement mp3 support
GameUI: GameUI.dll renamed to MainUI.dll to avoid conflict with original valve's GameUI.dll
Engine: support for StartupVids.txt
Engine: get full compatibility with hl.dll
FS: recode wad resource management (now support lumps from wads with same name)
Engine: trigger_camera is now correctly saved and restored
Render: add sorting for translucent surfaces
Render: make support for 'static' models (any opaque non-moving brushes engine automatically make as part of world)
Render: correct serialization for decals on bmodels

build 1338

Engine: fix a broken demos recording\playing
GameUI: get support for internal resources (built-in)
GameUI: make font.bmp, cursor.bmp and typing.bmp as part of GameUI.dll
GameUI: remove demo menus heads.

build 1334

Engine: prevent auto-repeat for most keys in-game
Engine: implement AVI movies support (instead of RoQ support)
Engine: enable logo.avi in main menu (see GameUI source for details) 

build 1313

Launch: code revision, remove dead code, implement some missed functions
Sound: fix some errors and crash
Sound: implement music volume
Sound: reworking sound mixer
Sound: implement DSP
Engine: add support for five mouse extra-buttons
Engine: fix some physics bugs
SDK: add blue-shift game source to SDK (combined with main game source)

build 1305

Engine: implement bit-stream network buffer
Engine: implement custom delta-encoding with user defined script (delta.lst)
Engine: reworking client entity for get more compatibility with original HL client
Engine: make SDK compatible with HLSDK 2.3 on the server-side
Engine: fixup across transition time-bug
Engine: completely rewrite server trace
Engine: rewrite hitbox trace
Engine: rewrite SV_PointContents
Engine: implement a new movetype: compound for gluing two entities together (like movewith in spirit)
Engine: fix toss entities on conveyors
Engine: rewrite MOVETYPE_PUSH
Engine: rewrite monsters movement code
Engine: reworking client and game interfaces
Engine: fix camera bugs (no sounds when client see in the camera)
SDK: fix many-many small HL bugs in original sdk code
Engine: fix trigger retouching system
Engine: adjust beam visibility

build 1271

Engine: enable server.cfg, listenserver.cfg, mapcycle.txt etc
Engine: got to work mapcycle.txt
GameUI: implement redefine keys menu
Engine: added autocomplete for cmd 'exec'
Engine: added version info in menu

build 1270

SDK: Shared launcher code
Engine: Partially fix bmodel interpolation
Engine: use standard .cfg files instead of .rc files

build 1269

Render: cut invisible water polygons
Render: implement EF_NOWATERCSG for control func_water backface culling
Tools: fix wadlib and spritegen round bugs
FS: implement binary search for wadlumps
Engine: revert low-res timer
Network: fixup userinfo fields 'model' and 'name'
Sound: implement custom pause for various sources
Input: disable mouse events when level is loading
GameUI: adding some missed dialogs
Render: fix interpolation on flying monsters
Render: fix wrong sprite attachments
Render: fix invalid frustum culling for studiomodels ( e.g. barnacle.mdl )
Physic: fix trace for rotating bmodels
Engine: fixup physinfo save\restore bug

build 1262

Engine: add 'allow_levelshots' cvar (disabled by default) to switch between custom levelshots and normal 'loading' screen
Client: remove fmod.dll implementation
Engine: implement variable-sized fonts (console, menu hints)
Sound: added support for stereo wavs plays (menu sounds)
Render: enable custom game icons (game.ico in mod folder)
Engine: move menu code into new user dll called GameUI.dll (based on original q2e 0.40 menu code)
FS: implement simple converter liblist.gam to gameinfo.txt

build 1254

SoundLib: ogg loop points (LOOP_START comment)
Client: recalc fov y for more matched with original HL
Bshift: fix env_laser entity
Client: fix fadeout for break model pieces
Gfx: replace default.bmp font with fixed alpha-channel (thx LokiMb)
Render: fix invisible beams behind glass
Render: fix glow-sprites drawing through walls (see also r_cullflares cvar)
FS: implement filter wadlumps by wadname (e.g. gfx.wad/backtile)
Render: implement kRenderTransColor
Engine: completely moving particle code into the client.dll
Client: implement tracers for sparks, garg streaks and bullets 

build 1249

ImageLib: added support for 4-bits and monochrome uncompressed BMPs.
ImageLib: fix data align for NPOT textures in menu (e.g. slider.bmp).
StdLib: skip empty symbols in numerical string for atoi and atof.
Render: implement LoadSprite for custom client sprites (e.g. hud)
Sound: fixed bug with background music looping
Fonts: implement Half-Life creditfonts
Client: move client.dll to valve folder