time-to-seconds and float-time

[Stephen J. Turnbull]

Stefan Monnier writes:

 > Apparently the problem is that its replacement (float-time) was not
 > taken up by XEmacs, so any package that wants to be compatible with
 > XEmacs ends up preferring time-to-seconds.

Sometime in 21.5 it was sync'ed.  I doubt it will ever be sync'ed in
21.4 though.

 > So I'm really tempted to inverse the situation: de-obsolete
 > time-to-seconds, rename Ffloat_time to Ftime_to_seconds, and mark
 > float-time as an obsolete alias instead.

Sounds reasonable to me.  But then it would. ;-)