bump default 1.9.3 to p392
bump default 1.9.3 to p392

boxen/puppet-ruby,RallySoftware/boxen-ruby,halyard/puppet-ruby,grosser/puppet-ruby,salimane/puppet-ruby,grosser/puppet-ruby,RallySoftware/boxen-ruby,dieterdemeyer/puppet-ruby,dgoodlad/puppet-chruby,dgoodlad/puppet-chruby,dieterdemeyer/puppet-ruby,salimane/puppet-ruby,halyard/puppet-ruby,boxen/puppet-ruby