LightScry/FlockSim — pull request #7 by Kadish (2013-12-18 00:14:40+00:00)
Title: added predator

TODO:
Move away from hard-coding the position of the goal and the predator nodes (probably not necessary for our demo).
Make predator eat prey if it gets too close (easy with removeNode, just have to be careful with our indices if we remove while looping through the nodes)?
??