view db/migrate/20091220184736_add_indexes_to_issue_status.rb @ 1087:74407a04925c issue_540

* (publication.rb) - fixed the acts_as_activity query (see diff to previous commit) - not returning duplicate results any longer; added the visible scope to the publication model;
* (init.rb) - created a new public permission - view_publication.

class AddIndexesToIssueStatus < ActiveRecord::Migration
  def self.up
    add_index :issue_statuses, :position
    add_index :issue_statuses, :is_closed
    add_index :issue_statuses, :is_default
  end

  def self.down
    remove_index :issue_statuses, :position
    remove_index :issue_statuses, :is_closed
    remove_index :issue_statuses, :is_default
  end
end