gistfile1.rb

module ActiveSupport
  module Inflector
    alias :old_foreign_key :foreign_key
    def foreign_key(class_name, separate_class_name_and_id_with_underscore = true)
      old_foreign_key(class_name, false)
    end
    def tableize(class_name)
      class_name
    end
  end
end

module ActiveRecord
  class Base
    class << self
      def get_primary_key(base_name) #:nodoc:
        "Id"
      end
    end
  end
end