Datetime0.NormalizedTimestamp
timezone not taking into consideration
module Conf : sig ... end
val normalize : ?subsec:int -> ?tzoffset:(int * int) -> (int * int * int) -> (int * int * int) -> int
normalize ?tzoffset:(tzhour, tzmin) ?subsec (yy, mm, dd) (hour, min, sec) calculates the normalized timestamp
normalize ?tzoffset:(tzhour, tzmin) ?subsec (yy, mm, dd) (hour, min, sec)