Add recent file view, implement runtime options
diff --git a/Evaluator.h b/Evaluator.h
index 7034669..a88e809 100644
--- a/Evaluator.h
+++ b/Evaluator.h
@@ -88,6 +88,8 @@
     // Throws an EvalQuitException
     void quit();
 
+    void reset();
+
 private:
 	QMap<QString, Function> _functions;
     QMap<QString, QStack<QList<Token>>> _vars;