Parse menu function values

src/ObjLoading/Parsing/Menu/Domain/CommonFunctionDef.h

@@ -2,11 +2,14 @@
 
 #include <string>
 
+#include "Parsing/Simple/Expression/ISimpleExpression.h"
+
 namespace menu
 {
     class CommonFunctionDef
     {
     public:
         std::string m_name;
+        std::unique_ptr<ISimpleExpression> m_value;
     };
 }