Feature / Added rollback after print

src/core.js

@@ -44,6 +44,11 @@ function core(){
     // print 
         // prepare print (optioning)
         // print
+        window.print();
+        for(let i = 0; i < transforms.length; i++){
+            const transform = transforms[i];
+            transform.rolback();
+        }
 }