Fix link to key management

src/static/index.html

@@ -30,7 +30,7 @@
       <div class="jumbotron">
         <h1>Secure. Easy.</h1>
         <p class="lead">The Mailvelope OpenPGP public key server is the first of its kind. It allows automatic public key lookup to make email privacy <strong>just as painless as modern messengers</strong>.</p>
-        <p><a class="btn btn-lg btn-success" href="ui.html" role="button">Try it now</a></p>
+        <p><a class="btn btn-lg btn-success" href="manage.html" role="button">Try it now</a></p>
       </div>
 
       <div class="row marketing">