1.1-2.0:
Fixed issue related to DLC, added C11.
Fix to C10 info box, C10 video added.
Altered colour of teleporting areas to show where they are, small change to end area of C10.
Slight alteration of C4 to reflect actual teleport location in room. start area and hole unchanged.

Added C10 teleport skip, located just before the corridor section. (Since that is the actual HARD part....)
Change to C11 pounce-puller, fixed glitch(?)
Added C12.
Resized videos to reduce file size. (Too small? Yes.)

Minor changes to C11 and C12, added C13.
Fixed videos, added config file to fix mp_gamemode error.
Change to auto-spawn, AI hunter spawn fixed(?)

Complete to C14, external walls made invisible, added README to zip archive.
Change to Zoey's path in C13.
C9, C11, C12, and C13 success trigger changed to filter out Survivor activation.

C15 added, trains no longer able to be stood on.
Removed README and config file, renamed map to hunter_training_map, added fake map as hunter_training.bsp.
Loading map is still the same: map hunter_training
This will load the fake map, which will change the game mode to versus and then load the actual map.
You'll want to delete all files from previous versions before downloading this one.

Added C16. NOTE: Not finished, teleports not implemented yet.
Minor change to C14, change to C15 to increase difficulty.

Altered the diamonds in C16 and C8 to make them unable to be stood on.
Lengthened the sloping portion of C16 by about half, enabled teleports.
Added videos for C14 and C15.
Added C17.

Various changes to C17, blank slate C18 added.

Added the floors to C18, no teleports yet.

Added C20 and level change for C21, map is now basically finished, although some tweaking may be required.
C18 teleports, C19, splitscreen multiplayer support added.

2.1-3.1
Added videos for C17 - C21
Made hunters have 6000 health in Live Fire Course.
Added start delay to Survivors in Live Fire Course.
Removed ceiling teleport from C17, added skip-port.
Added ceiling diamond to C18.
Lengthened C19 to about double, added more poles.
Added lights to C20.
(Still need videos for Challenges after C16.)

Fixed a small bug.
Fixed lag problem.
Labeled hunter spawn room and added room to return to training on Live Fire Course.
Multiplayer issue relating to Survivors not teleporting in the precision pouncing section fixed.
Fixed lighting issue.
Added poster, fixed minor bugs, made it possible to watch other players in the info room on the pounce Challenges.
Repackaged map as a .vpk addon, recompiled map with official SDK for compatibility. (No actual changes.)

4.0-4.5:
Updated for compatibility with L4D2:
Non-compatible models replaced with brushes- not as pretty, but whatever.
C9 has side corridor to skip past it, due to the hunter's inability to bunny pounce in L4D2.
Minor changes to the Live Fire Course, which requires SourceMod >= 1.4 to play in L4D2 (no issue in L4D).

Dimmed the lighting to reduce glare.
Added L4D2 MP enabler plugin interoperability for use on L4D2 dedicated servers.
Wrote L4D2 MP enabler plugin (Available separately on Allied Modders forums, "[L4D2 & L4D] Hunter Training Map Multiplayer Enabler")

Removed overlapping brushes and various other errors from Live Fire Course.
Added three more Hunter Spawn Rooms.
Made C18 more difficult by adding two more floors (The "V" and the "Man") and making half the walls fail-ports.
Changed the "Diamond" floor in C18 to "Star".
Added fail-port destination to bottom of C18 so that players don't have to re-do the floor bit if they screw up the ceiling pounce.

Added personal spray to challenge map. Call it my autograph.
Fixed problem caused by "The Sacrifice" DLC in L4D2.
Fixed problems with info box at C4 and C21.
Updated C18 video to new C18.
Added ladders to Live Fire Course to make it possible to climb as SI to any surface in map.
Added 5 new spawn rooms: 1 Boomer, 1 Jockey, 1 Charger (both spawn boomer in L4D), 1 smoker, and 1 spitter (spawns nothing in L4D).
Fixed bug causing Single Player loading via menu in L4D1 to fail. (Note: Map must still be started via console in L4D2.)

Update to Read Me.txt, to include info. about L4D2 dedicated servers.
Reorganized Challenges 16-18 to better reflect difficulty.
Added two "Secret" techniques: "Jump start" (in C3), and "Pounce Sliding" (in C9).
Somehow managed to make the map veiwable outside the Challenge chambers except in C16-18.
Other minor tweaks.

4.6:
Removed ability to use the infinite ceiling pounce trick to skip Challenge 7.
Added fail-ports to walls and ceilings of precision pouncing challenges to force players to get high damage pounces in order to pass them.
Added "Observation" exit so that instructors can go outside the challenges without needing to use noclip.
Some challenge rooms blocked the from-outside view of other challenges (13 blocked 5, start room blocked 7), moved them to not be blocking anymore.
Made roof textures on the outside a transparent white so instructors can see edge without obstructing view.
Altered the pounce sliding "secret" challenge in C9 to be a little more obvious what the goal is.

4.7
Fixed issue with pouncing challenges, no longer need noclip.
Removed skip for C9, made pounce sliding an actual challenge.
Removed ability to complete bunny pounce challenge without doing a bunny pounce.
Removed ability to use ceiling pounce glitch in more areas (c9, c19).
Added in-map timer and speed-run start room.
Added 'port to start from the last challenge.
removed "_map" from name, made it possible to start map in coop mode in both L4D and L4D2 without the need of a "loader" map. (The old method that only worked for L4D).
Made both maps available for selection in campaign/versus/single player menus.
Updated some of the info boxes.

4.8
Added Easter Egg/Preview for Hunter of Persia sequel map now in development.
Revamped vertical portion of C18 to be more difficult.

why u add nav if bots supposed to not move?

Because the map throws an error message you have to click on before you can do anything in the game, which is annoying.