def to_plist(envelope = true, options = {})
      options = { :indent => DEFAULT_INDENT }.merge(options)
      return Plist::Emit.dump(self, envelope, options)
    end
def to_plist(envelope = true, options = {})
      options = { :indent => DEFAULT_INDENT }.merge(options)
      return Plist::Emit.dump(self, envelope, options)
    end
Helper method for injecting into classes.  Calls <tt>Plist::Emit.dump</tt> with +self+.