Cleaning up networking and natural selection functions.
nat_selection1-- Took out the test models and just left the functions.
networking2-functions-- Cleaned up choose-conversers to be more lisp-y.
networking2-model-- Just changed the way it resets the networks at the beginning.
net2-one-pop-- Trying to figure out if the different groups were having an effect on the other model not working.  Answer: I don't think so.
Merge remote-tracking branch 'origin/master'