Tweaking CompoundBiasSource's API and fixing docs.
Recovered the original StateManager from CVS!
No longer maintaining ClassicGA.

EugenicAlgorithm can do everything it can do and much more.
Updating some docs.
Fixing compile errors. Backburnering more stuff.
Introducing population wrappers.
Half-complete stats wrapper.
New NQueens toy args, using 64-bit conflict count.

32-bit count proved insufficient for n = 10,000,000 (it rolled over to
negatives, and probably positives again, and the fitness value came out
> 1.0.