Partially change regex searches to pyparse. Complete change for valid_return(), check_go_to(), check_define_statements(), and check_non_const_global (#10)
Partially change regex searches to pyparse. Complete change for valid_return(), check_go_to(), check_define_statements(), and check_non_const_global (#10)

vianuevm/cppStyle,vianuevm/cppStyle,vianuevm/cppStyle,vianuevm/cppStyle