Adds notice to show salt

public/index.html

@@ -31,7 +31,8 @@ <h1 class="form-signup-heading">Register your handshake.js app_name</h1>
 
     $.post("https://handshakejs.herokuapp.com/api/v0/apps/create", payload, function(json) {
       if (json.success) {
-        window.location = "/success.html?app_name="+app_name;
+        var app = payload.app;
+        window.location = "/success.html?app_name="+app.app_name+"&salt="+payload.app.salt;
         // redirect here since it was a success
       } else {
         alert(json.error.message);

public/success.html

@@ -13,6 +13,7 @@
   <h1>Success</h1>
 
   <p>Your app_name is: <strong class="app-name">app_name here</strong></p>
+  <p>Your salt is: <strong class="salt">salt here</strong></p>
 
   <p>Now you can proceed to use <a href="https://github.com/scottmotte/handshake-js">handshake.js</a> in your application. See the <a href="https://github.com/scottmotte/handshake-js">README</a> for how to add handshake.js to your application.</p>
 
@@ -25,6 +26,7 @@ <h3>Prefer to host your own?</h3>
   <script type="text/javascript">
     var params = $.url(window.location.href).param();
     $(".app-name").html(params.app_name);
+    $(".salt").html(params.salt);
   </script>
 </body>
 </html>