Ported for ComputerCraft

Conflicts:
	.gitignore
	make.sh
	src/compiler/lexer.lua
	src/compiler/mlc.mlua
	src/lib/metalua/mlc_xcall.lua
	src/metalua.lua
	src/metalua/base.lua
	src/metalua/compiler/bytecode/ldump.lua
	src/metalua/grammar/generator.lua
	src/metalua/package.lua
Stupid checks function