Fix test errors

test/api/unit/libs/highlightMentions.js

@@ -3,7 +3,7 @@ import {
 } from '../../../../website/server/libs/highlightMentions';
 import mongoose from 'mongoose';
 
-describe.only('highlightMentions', () => {
+describe('highlightMentions', () => {
   beforeEach(() => {
     const mockFind = {
       select () {

website/client/components/chat/chatCard.vue

@@ -250,9 +250,9 @@ export default {
   },
   mounted () {
     const links = this.$refs.markdownContainer.getElementsByTagName('a');
-    for (var i = 0; i < links.length; i++) {
+    for (let i = 0; i < links.length; i++) {
       const link = links[i];
-      links[i].onclick = (event) => {
+      links[i].onclick = () => {
         event.preventDefault();
         this.$router.push({ path: link.getAttribute('href')});
       };

website/client/components/groups/chat.vue

@@ -35,7 +35,6 @@
 </template>
 
 <script>
-  import debounce from 'lodash/debounce';
   import VueTribute from 'vue-tribute';
   import axios from 'axios';