tweaks: moving balls, turning around costs power for robots
update: evolvethings 1.1.3
using evolvethings 1.1.4-snapshot
Too many things:

* fixed balls, they disappear instead of teleporting when taken
* robots can change speed
* fitness tweaks
power is now split into power and life
ball disappear for almost-forever; the bots goal is to take them
prepare for 1.0.0 release