Add SEO text so google doesn't get strange copy

views/app/index.html

@@ -5,6 +5,9 @@
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
 
 <Header:>
+  <!-- SEO text, else Google gets strange copy -->
+  <h2 style="display:none;">A habit tracker app which treats your goals like a Role Playing Game. As you accomplish goals, you level up. If you fail your goals, you lose hit points. Lose all your HP and you die.</h2>
+
   <ui:connectionAlert>
   <div id="head">
     <div class='pull-right'>