Fixed some critical bugs and typos (carrer_task, tutor, zbot and other)
Added command line option `-bots` to run bots in CS 1.6
Removed the tests demo record/player from myself the project and also dependency of the steam library.
Fixed the progress bar when generating a nav file.
Reversed functions: CBasePlayer::PickPrimaryCareerTaskWeapon, CBasePlayer::PickSecondaryCareerTaskWeapon.
Added comments to some parts of the code.
Fixed some bugs in CZ:Career.
