update index page

src/pages/index.html

 <header class="row">
   <div class="large-12 columns">
-    <h1>[Theme - pages]</h1>
+    <h1>[Theme]</h1>
   </div>
 </header>
 
 <div class="row">
   <div class="large-12 columns">
 
-    <h2>Typography</h2>
+    <h2>Pages</h2>
     <ul>
       <li><a href="/htmlelements.html">HTML elements</a></li>
       <li><a href="/styleguide.html">Styleguide</a></li>
     </ul>
   </div>
 </div>
+
+<div class="row">
+  <div class="large-12 columns">
+
+    <h2>Info</h2>
+    <ul>
+      <li><a href="/build.txt">build info</a></li>
+    </ul>
+  </div>
+</div>