* Simplify admin/reports controller filtering for index
* Rename parameter to resolved
* Fix issue where reports view could not access filter_link_to
* Add coverage for admin/reports controller
* DRY up resolution of related reports for target account
* Clean up admin/reports routes
* Add Report#statuses method
* DRY up current account action taken params
* Rubocop styles
* Add Admin::BaseController to wrap admin area
Extracts the setting of the `admin` layout and verifying that users are admins
to a common base class for the admin/ controllers.
* Add basic coverage for admin/reports and admin/settings controllers
Akihiko Odaki