puppetlabs/puppet — pull request #1076 by gsamokovarov (2012-08-28 11:13:36+00:00)
Title: Move singleton require to puppet/util/storage.rb

All of the other required files are puppet related, except this one. Took me a while to figure out what uses it. Moved it to `puppet/util/storage.rb` as it is the only place where module `Singleton` is used.