Let scons link directly in the build folder.
Multiple archs can coexist next to each other.
New scons variable "X86" to cross compile x86 binaries on x86_64.
suggest explicit braces to avoid ambiguous ‘else’
suggest parentheses around ‘&&’ within ‘||’
suggest parentheses around ‘-’ in operand of ‘&’
suggest parentheses around arithmetic in operand of ‘|’
equality comparison with extraneous parentheses
Functional change:
Proper HELLTIME check in Playerview due to missing parentheses.
variable set but not used
Removes some CollisionModel code under _DEBUG which was probably a
leftover, since it was completely useless (its done later anyways).