tell the user not to run  from OSX

Docker-DCO-1.1-Signed-off-by: SvenDowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Merge pull request #5761 from SvenDowideit/pr_out_tell_the_user_not_to_run_from_osx

tell the user not to run -d from OSX