catkin_ws/src:/opt/ros/indigo/share:/opt/ros/indigo/stacks
when i am creating a ROS Workspace,while i get the last step as the tutorails say.but , my terminal shows:"catkin_ws/src:/opt/ros/indigo/share:/opt/ros/indigo/stacks". not as the tutorails showed" catkin_ws/src:/opt/ros/indigo/share" there are extral :"/opt/ros/indigo/stacks" i dont konw wether i create the ros workspace correctly???