v1.6.6

Added 6 new Service categories along with 500+ new Services, for a total of 850.
Added support for Unicode characters in domain names used in Custom Rules
Redesigned Network, Contact, Status, Terms and Privacy pages
Fixed incorrect rebill date being shown when switching plans
Improved error messages in various scopes (ie. duplicate custom rules)
Blocked Query Response now supports custom (skinned) block pages if Root Certificate Installation is performed.
Organizational users: device limits in sub-organizations are now optional.
Organizational users: improved performance if you have many sub-organizations