Moved Rails plugins required by the core to lib/plugins.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9533 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/plugins/acts_as_versioned/test/fixtures/migrations/1_add_versioned_tables.rb

@@ -0,0 +1,13 @@
+class AddVersionedTables < ActiveRecord::Migration
+  def self.up
+    create_table("things") do |t|
+      t.column :title, :text
+    end
+    Thing.create_versioned_table
+  end
+  
+  def self.down
+    Thing.drop_versioned_table
+    drop_table "things" rescue nil
+  end
+end