Add tab completion instructions to Readme
Add tab completion instructions to Readme

devekko/cli,hugovk/cli,labboy0276/cli,mkudenko/cli,pantheon-systems/cli,hugovk/cli,rvtraveller/terminus,hugovk/cli,dustinleblanc/terminus,labboy0276/cli,dustinleblanc/terminus,Blueprint-Marketing/cli,dustinleblanc/terminus,reynoldsalec/cli,rvtraveller/terminus,Blueprint-Marketing/cli,pantheon-systems/cli,devekko/cli,devekko/cli,mkudenko/cli,rvtraveller/terminus,labboy0276/cli,reynoldsalec/cli,Blueprint-Marketing/cli,pantheon-systems/cli,mkudenko/cli,reynoldsalec/cli