fixed segfault in Robot.cpp
fixed segfault in Robot.cpp

RoboJackets/robocup-software,JNeiger/robocup-software,JNeiger/robocup-software,JNeiger/robocup-software,JNeiger/robocup-software,JNeiger/robocup-software,RoboJackets/robocup-software,RoboJackets/robocup-software,RoboJackets/robocup-software