##Polymorphic following without dependencies on objects that are followed followable_concern.rb
module FollowableConcern
extend ActiveSupport::Concern
included do
has_many :personal_followers, class_name: 'Core::Follow', as: :followingable, dependent: :destroy
has_many :personal_followings, class_name: 'Core::Follow', as: :followerable, dependent: :destroy