v2.1.1

1.Fixed upgrader failure due to ./upgrades/ does not exist by removing file log
2.Fixed application webhook being sent to division webhook
3.Fixed application permission issue
4.Fixed user.activity being null
5.Fixed multilang unable to handle None requests
6.Fixed v2_1_0 upgrader not creating DATA DIRECTORY for application and removing nxtuserid in settings
7.Created v2_1_1 upgrader to set DATA DIRECTORY for application and add nxtuserid back to settings