Remove render from capa constructor

common/lib/xmodule/xmodule/js/src/capa/display.coffee

@@ -5,7 +5,7 @@ class @Problem
     @id = @el.data('problem-id')
     @element_id = @el.attr('id')
     @url = @el.data('url')
-    @render()
+    #@render()
 
   $: (selector) ->
     $(selector, @el)

common/static/coffee/src/xmodule.coffee

@@ -10,7 +10,10 @@
             return
 
         try
-            new window[moduleType](element)
+            xmodule = new window[moduleType](element)
+            if moduleType == 'Problem'
+              console.log('XModule.loadModule: Rendering problem')
+              #xmodule.render()
         catch error
             console.error "Unable to load #{moduleType}: #{error.message}" if console