osem-fcy/db/migrate/20160524050538_add_conference_id_to_versions.rb

class AddConferenceIdToVersions < ActiveRecord::Migration
  def change
    add_column :versions, :conference_id, :integer
  end
end
Setup basic Revision History page Sets up paper_trail tracking in important models and add conference_id to versions for storing conference_id of conference related objects as metadata.This will help in querying for versions related to conferences. Fix issues with factories & event types initialization.Import paper_trail testing helpers Fix bug: Creating an event creates a useless version with event update Add revert and view changes features to revision history 2016-05-24 23:54:46 +05:30			`class AddConferenceIdToVersions < ActiveRecord::Migration`
			`def change`
			`add_column :versions, :conference_id, :integer`
			`end`
			`end`