gEDA-dev: problems building latest gaf

[Ales Hvezda]

[snip]
>I picked the first option with the full knowledge that I have to be careful
>(re-run autogen.sh) when I change configure.ac.in.  I will keep looking
>for the Makefile magic that will fix this unfortunate dependency/make
>breakage.
>

	Okay, with a hint from PeterB I was able to get this to work.
Now if you touch/change configure.ac.in in gschem or libgeda, the auto*
mechanism should rebuild configure.ac and rerun configure.  Please let 
me know if this breaks something else or doesn't work.

								-Ales