noticed while translating the scripts for acme-sac, which lacks sort +1 (http://a-30.net/inferno/acme/dis/q).
LGTM
*** Submitted as 10044f19be6b *** bin/", bin/"": simplify R=rsc CC=codebot http://codereview.appspot.com/953047 Committer: Russ Cox <rsc@swtch.com>