class Restforce::Mash

def convert_value(val, duping=false)
  case val
  when self.class
    val.dup
  when ::Hash
    val = val.dup if duping
    self.class.klass(val).new(val, @client)
  when Array
    val.collect{ |e| convert_value(e) }
  else
    val
  end
end