Completely new version of Individual which avoids deepcopy.  About x50 faster.
Completely new version of Individual which avoids deepcopy.  About x50 faster.

brianwgoldman/Analysis-of-CGPs-Mechanisms,ltyscu/Analysis-of-CGPs-Mechanisms,brianwgoldman/LengthBiasCGP,ltyscu/ReducingWastedEvaluationsCGP,brianwgoldman/Analysis-of-CGPs-Mechanisms,brianwgoldman/cgp,brianwgoldman/ReducingWastedEvaluationsCGP,ltyscu/Analysis-of-CGPs-Mechanisms,brianwgoldman/cgp