code review 85360043: misc/zsh: support for zsh completion

misc/zsh: support for zsh completion To autoload, replaced file name `go` with `_go`. And inserted `#compdef go` into the first line. Fixes issue 5471. Modified tab to space for indentation.

[importre, 2014-04-08 08:39:05]

Hello golang-codereviews@googlegroups.com (cc: golang-codereviews@googlegroups.com, iant@golang.org), I'd like you to review this change to https://code.google.com/p/go/

[r, 2014-07-14 23:44:22]

We have moved the support for editors out of the repo. See https://code.google.com/p/go-wiki/wiki/IDEsAndTextEditorPlugins

[gobot, 2014-07-14 23:44:42]

R=close (assigned by r@golang.org)