Renamed "cursor" cursor_t struct to "ui_menucursor".
Renamed "currentweaponmodel" char pointer to "ui_currentweaponmodel".
Added shutdown functions for console, screen, and UI.
Added dynamic updating of Anisotropic filtering.
Added Cvar_IsModified() function.
Refactored screen and HUD scaling functions.
Added text size to string drawing functions.
Added textSize field to menu items for submenu headers.
Fixed compiling on MSVC6.