[cr tool] Allow info command to accept '--out' argument.

[cr tool] Allow info command to accept '--out' argument.

R=miguelg@chromium.org
BUG=none
TEST=cr info -o out_<foo>/Debug prints the configuration from the
     specified output directory instead of the currently selected
     target.
NOTRY=true

Committed: https://crrev.com/2328133d889ec9ea547d8171287fd1940d5caa08
Cr-Commit-Position: refs/heads/master@{#297442}

[asanka, 2014-09-30 16:22:13]

ping

[Miguel Garcia, 2014-09-30 16:42:11]

lgtm

[asanka, 2014-09-30 17:29:16]

On 2014/09/30 16:42:11, Miguel Garcia wrote:
> lgtm

Thanks!

[asanka, 2014-09-30 17:29:21]

The CQ bit was checked by asanka@chromium.org

[commit-bot: I haz the power, 2014-09-30 17:30:08]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/597553003/1

[commit-bot: I haz the power, 2014-09-30 17:31:11]

Committed patchset #1 (id:1) as d34af97b2543796cfbb35a88ae90562ac3c43b8e

[commit-bot: I haz the power, 2014-09-30 17:31:46]

Patchset 1 (id:??) landed as
https://crrev.com/2328133d889ec9ea547d8171287fd1940d5caa08
Cr-Commit-Position: refs/heads/master@{#297442}