Remove Q1, Q2, HL, Sin stuff from BSPC

Also removed bspc/aasfile.h that was unused (botlib/aasfile.h is used instead)
Added CONTENTS_MONSTERCLIP checks from RTCW.
Increase BSPC limits to match Spearmint

Some maxs were below quake 3.
Speed up BSPC force sides visible like WolfET's BSPC

Also only forces sides that don't have NODRAW flag.
Update Code::Blocks BSPC project