prevent multiple workspace examinations.
prevent multiple workspace examinations.

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