show device icon and name in session list

src/locales/en.js

@@ -380,6 +380,7 @@ export default {
     'Unable to get session list': 'Unable to get session list',
     'Current': 'Current',
     'Other Device': 'Other Device',
+    'Unknown Device': 'Unknown Device',
     'Are you sure you want to logout from this session?': 'Are you sure you want to logout from this session?',
     'Unable to logout from this session': 'Unable to logout from this session',
     'Are you sure you want to logout all other sessions?': 'Are you sure you want to logout all other sessions?',

src/locales/zh_Hans.js

@@ -380,6 +380,7 @@ export default {
     'Unable to get session list': '无法获取会话列表',
     'Current': '当前',
     'Other Device': '其他设备',
+    'Unknown Device': '未知设备',
     'Are you sure you want to logout from this session?': '您确定是否要退出该会话？',
     'Unable to logout from this session': '无法退出该会话',
     'Are you sure you want to logout all other sessions?': '您确定是否要退出其他所有会话？',