Fixed typo in robotcollide.py
Fixed typo in robotcollide.py

bbgw/Klampt,krishauser/Klampt,bbgw/Klampt,hpbader42/Klampt,krishauser/Klampt,arocchi/Klampt,bbgw/Klampt,krishauser/Klampt,YilunZhou/Klampt,YilunZhou/Klampt,hpbader42/Klampt,krishauser/Klampt,YilunZhou/Klampt,YilunZhou/Klampt,hpbader42/Klampt,krishauser/Klampt,stevekuznetsov/Klampt,stevekuznetsov/Klampt,arocchi/Klampt,arocchi/Klampt,arocchi/Klampt,stevekuznetsov/Klampt,stevekuznetsov/Klampt,hpbader42/Klampt,krishauser/Klampt,bbgw/Klampt,hpbader42/Klampt