def head(path, options = {}, &block)
      ensure_method_maintained_across_redirects options
      perform_request Net::HTTP::Head, path, options, &block
    end
def head(path, options = {}, &block)
      ensure_method_maintained_across_redirects options
      perform_request Net::HTTP::Head, path, options, &block
    end
Perform a HEAD request to a path