--- a/QTfrontend/drawmapscene.h	Wed Apr 30 14:17:06 2014 +0400
+++ b/QTfrontend/drawmapscene.h	Wed Apr 30 15:26:50 2014 +0400
@@ -58,6 +58,7 @@
         void undo();
         void clearMap();
         void simplifyLast();
+        void optimize();
         void setErasing(bool erasing);
         void showCursor();
         void hideCursor();