[LEAPSECS] stale leap second information

[Tom Van Baak]

> If would really be good if there was one authoritative soure for this, 
> and that there was a uniform format. Ideally there would be multiple 
> ways to access it, via text and binary for different architectures. The 
> might be thought of as a "UTC Metadata API", from which various "UTC 
> Metadata Servers" could be implemented.
> 
> -Brooks

One authoritative source or one uniform format is asking for trouble.

An NTP pool style list of leap second servers would be a better idea.

You don't want the same format for an OS as you do for an Arduino, or for a compilable piece of software vs. a running binary.

/tvb