comment fix

gui/root.go

@@ -173,7 +173,7 @@ func (r *Root) onKey(evname string, ev interface{}) {
 	// Dispatch window.KeyEvent to focused panel subscribers
 	r.stopPropagation = 0
 	r.keyFocus.GetPanel().Dispatch(evname, ev)
-	// If requested, stopj propagation of event outside the root gui
+	// If requested, stop propagation of event outside the root gui
 	if (r.stopPropagation & Stop3D) != 0 {
 		r.win.CancelDispatch()
 	}