code review 179610043: fmt: fix bug in scanning of hex strings

fmt: fix bug in scanning of hex strings
Couldn't handle a hex string terminated by anything
other than spaces. Easy to fix.

Fixes issue 9124.

[r, 2014-12-01 04:22:33]

Hello golang-codereviews@googlegroups.com,

I'd like you to review this change to
https://code.google.com/p/go

[r, 2014-12-01 04:24:57]

Hello golang-codereviews@googlegroups.com (cc:
golang-codereviews@googlegroups.com),

Please take another look.

[r, 2014-12-01 04:25:25]

Hello golang-codereviews@googlegroups.com (cc:
golang-codereviews@googlegroups.com),

Please take another look.

[r, 2014-12-01 04:25:43]

Updated with correct issue number.

[gobot, 2014-12-19 05:16:50]

R=close

To the author of this CL:

The Go project has moved to Gerrit Code Review.

If this CL should be continued, please see the latest version of
https://golang.org/doc/contribute.html for instructions on
how to set up Git and the Go project's Gerrit codereview plugin,
and then create a new change with your current code.

If there has been discussion on this CL, please give a link to it
(golang.org/cl/179610043 is best) in the description in your
new CL.

Thanks very much.