Rework of variable scope to reduce load on evaluator

src/Evaluator/EvaluationException.hpp

@@ -1,15 +1,17 @@
 
+
 #ifndef PORYGONLANG_EVALUATIONEXCEPTION_HPP
 #define PORYGONLANG_EVALUATIONEXCEPTION_HPP
+#include <utility>
 #include <exception>
 #include <string>
 using namespace std;
 
-class EvaluationException : std::exception {
+class EvaluationException : public std::exception {
     string _message;
 public:
     explicit EvaluationException(string message){
-        _message = message;
+        _message = std::move(message);
     }
 
     const string defaultErrorText = "An evaluation exception occurred: ";