rewrote motor
rewrote ranger
rewrote markersensor
reqwrote marker
rewrote stock
rewrote world
rewrote world loader
rewrote yaml file
cleaned up RobotConfig
changed build system to libstage
now compiling with libstage
removed stage.hh which was added accidentally
renamed world to simulation
simulation now starts correct
fixed motor position issue
simulation now works as with player
ties are now broken randomly
changed marker value to double type
added value calculating function