Show who to follow in the mobile view

After !443 (merged), instance specific panel, features panel, and who to follow panel are missing in the mobile view. In this MR, full who-to-follow list is shown in /who-to-follow endpoint.

src/boot/routes.js

@@ -16,6 +16,7 @@ import Notifications from 'components/notifications/notifications.vue'
 import UserPanel from 'components/user_panel/user_panel.vue'
 import LoginForm from 'components/login_form/login_form.vue'
 import ChatPanel from 'components/chat_panel/chat_panel.vue'
+import WhoToFollow from 'components/who_to_follow/who_to_follow.vue'
 import About from 'components/about/about.vue'
 
 export default (store) => {
@@ -47,6 +48,7 @@ export default (store) => {
     { name: 'chat', path: '/chat', component: ChatPanel, props: () => ({ floating: false }) },
     { name: 'oauth-callback', path: '/oauth-callback', component: OAuthCallback, props: (route) => ({ code: route.query.code }) },
     { name: 'user-search', path: '/user-search', component: UserSearch, props: (route) => ({ query: route.query.query }) },
+    { name: 'who-to-follow', path: '/who-to-follow', component: WhoToFollow },
     { name: 'about', path: '/about', component: About },
     { name: 'user-profile', path: '/(users/)?:name', component: UserProfile }
   ]