Make staff grading interface much nicer

lms/static/coffee/src/staff_grading/staff_grading.coffee

@@ -292,6 +292,7 @@ class @StaffGrading
     @min_for_ml = response.min_for_ml
     @num_pending = response.num_pending
     @state = state_grading
+    @collapse_question
     if not @max_score?
       @error("No max score specified for submission.")
 
@@ -431,7 +432,7 @@ class @StaffGrading
       @get_next_submission(@location)
     else
       @error('System got into invalid state for submission: ' + @state)
-      
+
   collapse_question: () =>
     @prompt_container.slideToggle()
     @prompt_container.toggleClass('open')

lms/templates/instructor/staff_grading.html

@@ -50,7 +50,7 @@
         </div>
     </div>
     <div class="prompt-information-container">
-    <h3>Question <a href="#" class="question-header">(Hide)</a> </h3>
+    <h3>Prompt <a href="#" class="question-header">(Hide)</a> </h3>
         <div class="prompt-container">
         </div>
     </div>
@@ -62,11 +62,10 @@
 </div>
 
 <section class="grading-wrapper">
-<h2>Grading</h2>
 
 <div class="grading-container">
 <div class="submission-wrapper">
-<h3>Student Submission</h3>
+<h3>Student Response</h3>
 <div class="submission-container">
 </div>
 </div>