Enemy Territory Fortress 1.x -> 1.6

Author: ETF Team

Update for Enemy Territory Fortress, 1.x to 1.6. See below for change list.

Code / Gameplay / GUI
- Added mousewheel support in UI listboxes
- Added medkit ammo to q3f-1h HUD
- fixed rotating doors getting stuck

Maps
- Added smartbases2

Other
- Added off-line documentation (docs folder) for classes, weapons, hud editing, and server admin
(map guides are available through documentation, but referenced online)