def util_spec(name, version, deps = nil, &block)
    # TODO: deprecate
    raise "deps or block, not both" if deps and block

    if deps then
      block = proc do |s|
        # Since Hash#each is unordered in 1.8, sort
        # the keys and iterate that way so the tests are
        # deteriminstic on all implementations.
        deps.keys.sort.each do |n|
          s.add_dependency n, (deps[n] || '>= 0')
        end
      end
    end

    quick_spec(name, version, &block)
  end
#
Creates a spec with +name+, +version+ and +deps+.