add catkin workspace files to exercise 1.4
add catkin workspace files to exercise 1.4

Levi-Armstrong/industrial_training,Levi-Armstrong/industrial_training,alex1818/industrial_training,ros-industrial/industrial_training,ros-industrial/industrial_training,gomezc/industrial_training,gomezc/industrial_training,geoffreychiou/industrial_training,alex1818/industrial_training,alex1818/industrial_training,ros-industrial/industrial_training,alex1818/industrial_training,Levi-Armstrong/industrial_training,gomezc/industrial_training,ros-industrial/industrial_training,AustinDeric/industrial_training,geoffreychiou/industrial_training,AustinDeric/industrial_training,gomezc/industrial_training,Levi-Armstrong/industrial_training,gomezc/industrial_training,geoffreychiou/industrial_training,AustinDeric/industrial_training