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 multilang unable to handle None requests
5.Fixed v2_1_0 upgrader not creating DATA DIRECTORY for application and removing nxtuserid in settings
6.Created v2_1_1 upgrader to set DATA DIRECTORY for application and add nxtuserid back to settings