remove queueing spinner and polling logic, change message

- no polling, since instructors may take a long time to grade

common/lib/capa/capa/inputtypes.py

@@ -746,8 +746,9 @@ class OpenEndedInput(InputTypeBase):
     tags = ['openendedinput']
 
     # pulled out for testing
-    submitted_msg = ("Submitted.  As soon as your submission is"
-                     " graded, this message will be replaced with the grader's feedback.")
+    submitted_msg = ("Feedback not yet available.  Reload to check again. "
+                     "Once the problem is graded, this message will be "
+                     "replaced with the grader's feedback")
 
     @classmethod
     def get_attributes(cls):

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

@@ -13,15 +13,12 @@
     % elif status == 'incorrect':
       <span class="incorrect" id="status_${id}">Incorrect</span>
     % elif status == 'queued':
-      <span class="processing" id="status_${id}">Queued</span>
-      <span style="display:none;" class="xqueue" id="${id}" >${queue_len}</span>
+      <span class="grading" id="status_${id}">Submitted for grading</span>
     % endif
 
     % if hidden:
       <div style="display:none;" name="${hidden}" inputid="input_${id}" />
     % endif
-
-    <p class="debug">${status}</p>
   </div>
 
   <span id="answer_${id}"></span>

common/lib/xmodule/xmodule/css/capa/display.scss

@@ -121,16 +121,6 @@ section.problem {
       }
     }
 
-    &.processing {
-      p.status {
-        @include inline-block();
-        background: url('../images/spinner.gif') center center no-repeat;
-        height: 20px;
-        width: 20px;
-        text-indent: -9999px;
-      }
-    }
-
     &.correct, &.ui-icon-check {
       p.status {
         @include inline-block();
@@ -266,6 +256,11 @@ section.problem {
         margin: -7px 7px 0 0;
       }
 
+      .grading {
+        text-indent: 0px;
+        margin: 0px 7px 0 0;
+      }
+
       p {
         line-height: 20px;
         text-transform: capitalize;