Integrate new ajax action

common/lib/capa/capa/templates/openendedinput.html

@@ -29,9 +29,9 @@
   <div class="external-grader-message">
     ${msg|n}
     % if status in ['correct','incorrect']:
-    <section id="evaluation">
+    <section id="evaluation_${id}" class="evaluation">
         Score Evaluation:
-        <textarea rows="${rows}" cols="${cols}" name="feedback-on-feedback" class="feedback-on-feedback">Please enter some comments about the score/feedback you received here.</textarea>
+        <textarea rows="${rows}" cols="${cols}" name="input_${id}" class="feedback-on-feedback" id="input_${id}">Please enter some comments about the score/feedback you received here.</textarea>
         <input name="submit-message" class="submit-message" type="button" value="Submit your message"/>
     </section>
     % endif