Revamp popup settings

options/options.html

@@ -150,6 +150,16 @@
         <p id="message2" class="note">Inputted value is not a number.</p>
     </div>
 
+    <div class="settings checkbox">
+        <h2>Popup Settings</h2>
+        <label>
+            Automatically insert long URL into the popup
+            <input type="checkbox" id="auto-insert-popup">
+            <p class="note">This will only autofill the long URL if the page's protocol is supported (see the allowed protocols setting).</p>
+        </label>
+    </div>
+
+
     <script type="application/javascript" src="/lib/browser-polyfill.min.js"></script>
     <script type="application/javascript" src="/options/options.js"></script>
   </body>