Add trooper robot

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Remove total mass debug output

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Add a simulation based on random velocities

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Move {trooper,simulation}_random.py

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Change throttle() to set_speed()

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Set Trooper and TrooperTire superclasses to "object" so they can be extended (python new-style classes)

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Add sonar to trooper robot

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Fix mouse moving sensors (it should not happen)

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Improve pygame_framework

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Improve settings.py

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Add null renderer

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>
Add ANN simulation with PSO-learning

Signed-off-by: Eduardo L. Buratti <elb09@c3sl.ufpr.br>