[openbox] [PATCH] new timers for ob3

[ManMower]

> > This code may be used under any license the openbox maintainer desires.
>
> Thanks a lot, G! One step closer to shedding the blackbox skin.
>
> Questions re your patch:
> a) Why the added unistd.h include? What function is it for?

gettimeofday.  probably should've included it in the .cc and not the .hh
though.  sorry about that.

> b) Why the constructor order of (callback, timeout, callbackdata)? I
> think (timeout, callback, callbackdata) makes more sense.

no reason at all