* lisp/net/tramp-gvfs.el (tramp-gvfs-handle-make-directory): Simplify.
* lisp/net/tramp-sh.el (tramp-methods) <telnet, nc>: Don't use
"%n" marker.
* test/lisp/net/tramp-tests.el (tramp-test13-make-directory): Merge with
`tramp-test-make-directory-helper' and
`tramp-test13-make-directory-with-file-modes'.
(tramp-test44-asynchronous-requests): Use always the same
operation in timer.