xF2 Add-on Ban Groups 2.3.0

• Require StandardLib v1.20.0+
• XF2.3 support

• Require php 7.2+
• Require XenForo 2.2+
• Fix case where users did not have the disabled/rejected group applied if the user account was created in a disabled/rejected state
• When changing a user from being temporary banned to permanently banned (or the reverse) update the ban group that is applied
• Improve job rebuild behavior to apply/remove ban groups

• Requires php 7.0+
• Requires XenForo 2.1+
• Supports XF2.2
• Add icon for add-on
• Add options group for add-on
• Add option "Add user group on reject"
• Add option "Add user group on disable"

• Fix XF1 upgrade process

• Tweak execution order of class extensions/template modifications/etc to provide predictable ordering
• Add LICENCE and README.MD to redistributable.