view .svn/pristine/8a/8a0afb114464a58c980d1c1fc330e4d0f4da9931.svn-base @ 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 <%= class_name %> < ActiveRecord::Migration
  def self.up
    drop_table :open_id_authentication_settings
    drop_table :open_id_authentication_nonces

    create_table :open_id_authentication_nonces, :force => true do |t|
      t.integer :timestamp, :null => false
      t.string :server_url, :null => true
      t.string :salt, :null => false
    end
  end

  def self.down
    drop_table :open_id_authentication_nonces

    create_table :open_id_authentication_nonces, :force => true do |t|
      t.integer :created
      t.string :nonce
    end

    create_table :open_id_authentication_settings, :force => true do |t|
      t.string :setting
      t.binary :value
    end
  end
end