module Rails::Info

def to_s
  column_width = properties.names.map {|name| name.length}.max
  info = properties.map do |name, value|
    value = value.join(", ") if value.is_a?(Array)
    "%-#{column_width}s   %s" % [name, value]
  end
  info.unshift "About your application's environment"
  info * "\n"
end