Remove an obsolete --help entry.
Remove an obsolete --help entry.

glycerine/cockroach,veteranlu/cockroach,paperstreet/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,arjun4084346/cockroach,petermattis/cockroach,petermattis/cockroach,veteranlu/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,cockroachdb/cockroach,glycerine/cockroach,cockroachdb/cockroach,paperstreet/cockroach,sunya123/cockroach,petermattis/cockroach,maxlang/cockroach,vaibhavarora/cockroach,sunya123/cockroach,cockroachdb/cockroach,paperstreet/cockroach,maxlang/cockroach,petermattis/cockroach,petermattis/cockroach,petermattis/cockroach,sunya123/cockroach,glycerine/cockroach,arjun4084346/cockroach,glycerine/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,maxlang/cockroach,paperstreet/cockroach,paperstreet/cockroach,arjun4084346/cockroach,vivekmenezes/cockroach,cockroachdb/cockroach,sunya123/cockroach,maxlang/cockroach,vaibhavarora/cockroach,bg451/cockroach,maxlang/cockroach,arjun4084346/cockroach,sunya123/cockroach,arjun4084346/cockroach,arjun4084346/cockroach,bg451/cockroach,bg451/cockroach,cockroachdb/cockroach,vivekmenezes/cockroach,vivekmenezes/cockroach,bg451/cockroach,glycerine/cockroach,veteranlu/cockroach,sunya123/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,vaibhavarora/cockroach,glycerine/cockroach,vaibhavarora/cockroach,maxlang/cockroach,sunya123/cockroach,veteranlu/cockroach,glycerine/cockroach,bg451/cockroach,petermattis/cockroach,vivekmenezes/cockroach,bg451/cockroach,veteranlu/cockroach,glycerine/cockroach,vaibhavarora/cockroach,vaibhavarora/cockroach,veteranlu/cockroach,cockroachdb/cockroach,vivekmenezes/cockroach,maxlang/cockroach,sunya123/cockroach,petermattis/cockroach,vivekmenezes/cockroach,veteranlu/cockroach,bg451/cockroach,veteranlu/cockroach,maxlang/cockroach,arjun4084346/cockroach,paperstreet/cockroach,arjun4084346/cockroach