doc strings. removed dead functions
js/things: move is now `tumble`, new `hunt` function. new `noFood` & `direction` attrs. if noFood tumble, if nofood for greater than tumble time, hunt. if no food for more than hunt time, tumble etc. on food, reset nofood and direction.
include nofood and direction in info panel
things: `breed` stub. `spawn`, create clone if energy > 100, age over 50
stuff:spawn every 30 ticks
utils: new `init` and `coinFlip` funcitons
index: more thing attrs in info panel
tsg: init utils, show extra data in info panel
tings: remove geens, add ancestry
things: on `spawn`, set ancestry, increase energy debt
things: on `breed`, get traits from parents using coin flip. todo: spawn 2 kids.
things: non-functional trait kicker in populate