removing of selected area added

frontend-js/src/main/js/gui/SelectionContextMenu.js

@@ -19,7 +19,10 @@ SelectionContextMenu.prototype.constructor = SelectionContextMenu;
 
 SelectionContextMenu.prototype._createSelectionContextMenuGui = function() {
   var self = this;
-  self.addOption("Remove Selection");
+  self.addOption("Remove Selection", function() {
+    self.getMap().removeSelection();
+    self.getMap().turnOnOffDrawing();
+  });
 };
 
 module.exports = SelectionContextMenu;