Adds an optional description to attachments.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1180 e93f8b46-1217-0410-a6f0-8f06a7374b81

db/migrate/089_add_attachments_description.rb

@@ -0,0 +1,9 @@
+class AddAttachmentsDescription < ActiveRecord::Migration
+  def self.up
+    add_column :attachments, :description, :string
+  end
+
+  def self.down
+    remove_column :attachments, :description
+  end
+end