Adds a permission setting "Can hide adverts" to assign user groups permissions to hide adverts. This is intended to be used with paid upgrades so that users can pay to hide adverts.
Note that the functionality of this addon is largely able to be reproduced using only the advertising management system that is a core part of XenForo 2.x. This addon simply provides an alternative approach to managing these permissions which is more flexible and extensible - especially for more complex advert...
