gEDA-dev: reproducible crash in gschem

[Ales Hvezda]

[snip]
>Turns out (I think) that its because the SMC has four pins atop each
>other, and the connection tracking code "knows" they are connected to
>each other.
>

	Yeah, there is a bug here since we just shouldn't crash, 
however, having pins on top of pins is a little odd.  Is this intentional?
I sure hope not, since things get a little unhappy if there are connections
inside of symbols.  Does this symbol pass gsymcheck?

								-Ales