* add a more flexible way to create permissions
* update interface for accesscontrol to use new eval interface
* use new eval interface
* update middleware to use new eval interface
* remove evaluator function and move metrics to service
* add tests for accesscontrol middleware
* Remove failed function from interface and update inejct to create a new
evaluator
* Change name
* Support Several sopes for a permission
* use evaluator and update fakeAccessControl
* Implement String that will return string representation of permissions
for an evaluator
Co-authored-by: Gabriel MABILLE <gamab@users.noreply.github.com>
Co-authored-by: Emil Tullstedt <emil.tullstedt@grafana.com>
