# File lib/cool.io/http_client.rb, line 100
    def encode_headers(head)
      head.inject('') do |result, (key, value)|
        # Munge keys from foo-bar-baz to Foo-Bar-Baz
        key = key.split('-').map { |k| k.capitalize }.join('-')
      result << encode_field(key, value)
      end
    end