Changed videoalpha stub to exclude video sources, but include

the rest of the player.

lms/templates/videoalpha.html

@@ -2,34 +2,34 @@
   <h2> ${display_name} </h2>
 % endif
 
-%if settings.MITX_FEATURES['STUB_VIDEO_FOR_TESTING']:
-  <div id="stub_out_video_for_testing"></div>
-%else:
-  <div
+<div
   id="video_${id}"
   class="video"
   data-streams="${youtube_streams}"
   ${'data-sub="{}"'.format(sub) if sub else ''}
+
+  % if not settings.MITX_FEATURES['STUB_VIDEO_FOR_TESTING']:
   ${'data-mp4-source="{}"'.format(sources.get('mp4')) if sources.get('mp4') else ''}
   ${'data-webm-source="{}"'.format(sources.get('webm')) if sources.get('webm') else ''}
   ${'data-ogg-source="{}"'.format(sources.get('ogv')) if sources.get('ogv') else ''}
+  % endif
+
   data-caption-data-dir="${data_dir}"
   data-show-captions="${show_captions}"
   data-start="${start}"
   data-end="${end}"
   data-caption-asset-path="${caption_asset_path}"
   data-autoplay="${autoplay}"
-  >
-    <div class="tc-wrapper">
+>
+<div class="tc-wrapper">
   <article class="video-wrapper">
     <section class="video-player">
       <div id="${id}"></div>
     </section>
     <section class="video-controls"></section>
   </article>
-    </div>
-  </div>
-%endif
+</div>
+</div>
 
 % if sources.get('main'):
 <div class="video-sources">