changed Scenario: Class instantiation with no arguments
updated Feature: Local variables
VarArgDeclarator should declare C function var args
SymbolNameGenerator.get_self_name should always return self
VarArgDeclarator should declare method args using varargs
MethodCodeGenerator should generate an empty method with args
SymbolNameGenerator.get_class_self_name should always return classSelf
VarArgDeclarator should declare class C function var args