def capabilities
        return {} unless @string[3, 1] == '-'
        h = {}
        @string.lines.drop(1).each do |line|
          k, *v = line[4..-1].chomp.split
          h[k] = v
        end
        h
      end
Returns a hash of the human readable reply text in the response if it
is multiple lines. It does not return the first line. The key of the
hash is the first word the value of the hash is an array with each word
thereafter being a value in the array