[patch] stephen's staging headers patch

[Benjamin Kosnik]

> So I made stamp- rules for these three files instead, like the others,
> and that works dandy.  Does this defeat any purpose?  Is there a particular
> reason for not stamping these files?

excellent. Please do this.

> Anyhow, I also tried to incorporate a few of the comments I saw in this
> thread, but the gthr* patch and the issues surrounding it are ones that I
> haven't tried to do.  Below is the revised version of include/Makefile.am
> that I've been using locally for a few days.  What next?

I think the include/Makefile.am that incorporates Stephen's tweak from 
the other day  and Loren's patch for gthr*.... Loren, can you please help 
him out?

After this is done, please check in. 

thanks phil
benjamin