
  [;1m-spec universaltime() -> DateTime when DateTime :: calendar:datetime().[0m

  Returns the current date and time according to Universal Time
  Coordinated (UTC) in the form [;;4m{{Year, Month, Day}, {Hour, Minute,[0m
  [;;4mSecond}}[0m if supported by the underlying OS. Otherwise [;;4m[0m
  [;;4merlang:universaltime()[0m is equivalent to [;;4merlang:localtime()[0m. The
  return value is based on the OS System Time.

  For example:

    > erlang:universaltime().
    {{1996,11,6},{14,18,43}}
