lib/action_controller/action_caching.rb
# Cloned from https://github.com/rails/actionpack-action_caching
# as it does not support rails 5 yet
require 'action_controller/caching/actions'
module ActionController
module Caching
eager_autoload do
autoload :Actions
end
include Actions
end
end
ActionController::Base.send(:include, ActionController::Caching::Actions)