# File lib/chef/mixin/deep_merge.rb, line 29
      def self.merge(first, second)
        first  = Mash.new(first)  unless first.kind_of?(Mash)
        second = Mash.new(second) unless second.kind_of?(Mash)

        DeepMerge.deep_merge!(second, first, {:knockout_prefix => "!merge:", :preserve_unmergeables => false})
      end