fix erroring out when 'make cmake_check_build_system' fails (#238)
fix erroring out when 'make cmake_check_build_system' fails (#238)

scpeters/catkin,scpeters/catkin,meyerj/catkin,ros/catkin,harmishhk/catkin,harmishhk/catkin,jack-oquin/catkin,meyerj/catkin,scpeters/catkin,asmodehn/catkin,wkentaro/catkin,asmodehn/catkin,asmodehn/catkin,shyamalschandra/catkin,shyamalschandra/catkin,thaddeustaylor/catkin,thaddeustaylor/catkin,thaddeustaylor/catkin,jack-oquin/catkin,harmishhk/catkin,beni55/catkin,beni55/catkin,beni55/catkin,meyerj/catkin,wkentaro/catkin,ros/catkin,ros/catkin,shyamalschandra/catkin,jack-oquin/catkin,wkentaro/catkin