fix a turn based rewinding visual bug

js/game.js

@@ -979,7 +979,13 @@ export class Level {
     }
 
     undo() {
+		//reverse the pending_undo too
+        this.pending_undo.reverse();
+        for (let undo of this.pending_undo) {
+            undo();
+        }
         this.pending_undo = [];
+		
         this.aid = Math.max(1, this.aid);
 
         let entry = this.undo_stack.pop();