gEDA-user: A (premature) release of SmartDisperse plugin

[DJ Delorie]

> In the spirit of open source I cast this hack upon the waters for
> someone else to improve.  Ultimately I think the PCB data structures
> are so bad, especially from the perspective of a plugin, that a
> really good plugin would have to construct a whole new
> element/netlist representation internally.

If you look in the optimizer code (src/djopt.c) you'll note that the
first thing I do is build my own data structure of all the stuff on
the board, so it's easier to work with.  The global puller does the
same thing.