Add clarifying comments about the Docker cleanup
Add clarifying comments about the Docker cleanup

nzlosh/st2,Plexxi/st2,StackStorm/st2,Plexxi/st2,Plexxi/st2,nzlosh/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,StackStorm/st2,StackStorm/st2,nzlosh/st2