clean up saveModel.sh
clean up saveModel.sh

correct path to RMG-tests repo

nickvandewiele/RMG-Py,nyee/RMG-Py,pierrelb/RMG-Py,chatelak/RMG-Py,pierrelb/RMG-Py,nyee/RMG-Py,chatelak/RMG-Py,nickvandewiele/RMG-Py