Parser fix for blank returns and test
Got func decl compiling in go
basic function generating and fixed a semantic checking bug with scoping

Todo:
-optional arg expressions, go expects all args

-functions as expressions
-multiple returns testing
func expr to code
compiler test ignores whitespace, added test, func xpressions good.
Function code generation looking good. Time to add more tests
Generations should be good
blank return test, fixed var declare bug and void return bug
refactored gen code
finsished refactor
Update README.md

Added the types that binary operators are defined on
Update call_funcs.rapid
Merge pull request #95 from rapid-lang/function_code_gen

Function code gen
fixed merge conflicts