add extracting script to base editor html

editor.html

@@ -27,6 +27,8 @@
       </div>
       <button id='submit_button'>Submit</button>
     </div>
+      <script src="/blockElements.js"></script>
+      <script src="/parsers.js"></script>
       <script src="/editor.js"></script>
   </body>
 </html>