models: include all int/bool columns as html data attributes by default.

app/models/news_update.rb

@@ -2,12 +2,4 @@ class NewsUpdate < ApplicationRecord
   belongs_to_creator
   belongs_to_updater
   scope :recent, -> {where("created_at >= ?", 2.weeks.ago).order("created_at desc").limit(5)}
-
-  module ApiMethods
-    def html_data_attributes
-      [:creator_id, :updater_id]
-    end
-  end
-
-  include ApiMethods
 end