Remove beta ribbon from index page; it belongs in the template.

Author: scottgonzalez

page/index.html

@@ -5,8 +5,6 @@
 }</script>
 <div id="banner-secondary" class="large-banner">
 
-  <div class="beta-ribbon-wrapper"><div class="beta-ribbon"><a href="/about/#beta">Beta</a></div></div>
-
   <h1>Learn. Code. Teach. Share.</h1>
 
   <div class="row">