cleaning up, removed junk src directory
Bump to creature.phenotype v1.4.0
getter for number of tribes.
Normalized fitness.
Added ProbChart

Added ProbChart which will keep track of probabilities for random
mutations.
Renamed twc package to tcw
Merge branch 'design'
Setting up for inter-Tribe crossover.
Latest version of Joel's creature code plus some of his physics engine.
Basics of CreatureState.
Basic TribeState.
Updated getNumCreatures()
A main loop function.
Chris Commit..GUI visuals
Merge remote-tracking branch 'origin/master' into GUI

Conflicts:
	Evolvers/src/creature/phenotype/Block.java
updates