frontend: removed unneeded dependencies

model.json

@@ -1 +1 @@
-[]
+[{"url":"http://blog.veitheller.de/","shortened":"http://ve.it/ZJ8Frxx"}]

public/script.js

@@ -1,18 +1,19 @@
 var form   = document.getElementById('shorten-form');
-var urlBox = form.elements[0];
+var box    = form.elements[0];
 var link   = document.getElementById('link');
-var shrBox = document.getElementById('shortened');
+var shrt   = document.getElementById('shortened');
 
-function displayShortenedUrl(response) {
-  link.textContent = response.data.url;
-  link.setAttribute(
-    'href', response.data.url
-  );
-  shrBox.style.opacity = '1';
-  urlBox.value = '';
+function d(data) {
+  link.textContent = data.url;
+  link.setAttribute('href', data.url);
+  shrt.style.opacity = '1';
+  box.value = '';
 }
+
 form.addEventListener('submit', function(e) {
   e.preventDefault();
 
-  axios.post('/new', { url: urlBox.value }).then(displayShortenedUrl);
+  fetch('/new', { method: 'POST', body: JSON.stringify({ url: box.value })})
+    .then(x => x.json())
+    .then(d);
 });

views/index.html

@@ -57,8 +57,6 @@
       </div>
     </div>
 
-    <script src="https://cdn.jsdelivr.net/bluebird/latest/bluebird.min.js"></script>
-    <script src="https://npmcdn.com/axios/dist/axios.min.js"></script>
     <script src="public/script.js"></script>
   </body>
 </html>