ShopConstrainingTrait as global scope for models with shop_id column
remove ShopConstrainTrait from user model since it depends on the user being logged in
add shop_id to referrals table and apply ShopConstrainingTrait.  Fix whereRaw on scopeMissingChecklistData
cleanup
dont allow to edit closed job order
show referral name or non referral hire name for closed job order via relationship
remove interview slots for closed job orders
return true for remove method since it is not being used currently
account for null values for referral id and referral result
modal window for notes