Move show call from inside to outisde main class
Add the current time in the status bar
Fix restart
Handle robot position into simobject as a list of x, y and theta
Remove Woggle dimension from xml file and adapt parser
Change tracker to use x, y, theta instead of QPointF
Create a method to add a sensor to a robot
Adapt all xml templates to remove robot dimensions
Change method to get all robots name
Remove theta arguments from tracker
Add a filename class member in simulator
Remove all restart methods