Removed runtime_example.ml and made sure semantic.ml supports our overloaded output function.
Renamed runtime.ml to stdlib.ml. Renamed /war/ to /runtime/. Added explanation of stdlib.ml at top.
Changed Makefile to reflect new file names. Added players to var list in stdlib.ml.
Added suit and rank vars to the var list in stdlib.h
Added configurations to stdlib.h
Uncommented fields in stdlib.ml, added to environment in semantic.ml
Uncommented and cleaned up standard functions in stdlib.ml
Fixed check_func_decl so that formals are pushed into the scope before the body is checked.'
Merge branch 'master' of https://github.com/YichiLL/4115PLT