Update photo authorizer, add new abilities
Fix ban_photo form
Update items index view
Set authorizer for Photo model
Make has_one admin_comment association for Item model
Make has_one admin_comment association for Photo model
Make has_one admin_comment association for User model
Update admin_comment creation in BanPhotos controller cause has_one association become
Update admin_comment creation in BanPhotos controllerin new and create actions cause has_one association become
Update create action in BanPhotos controller and add destroy action