added /api/info/:id route

app/pages/error.js

@@ -0,0 +1,10 @@
+const html = require('choo/html');
+const assets = require('../../common/assets');
+
+module.exports = function(state) {
+  return html`
+  <div id="upload-error">
+    <div class="title">${state.translate('errorPageHeader')}</div>
+    <img id="upload-error-img" src="${assets.get('illustration_error.svg')}"/>
+  </div>`;
+};