[U-Boot] [PATCH v2] tools: env: support skip leading zero of env

[zqb-all]

Hi Wolfgang , Stefan

I try to use uboot envtools in allwinner's platform, then found that the
env in allwinner's SDK have some leading zero, that prevent envtools to
parse it.
Finally I add these code to fix it.

Wolfgang Denk <wd at denx.de> 于2018年11月27日周二 下午11:00写道：

> Dear zqb-all,
>
> In message <1543283392-31275-1-git-send-email-zhuangqiubin at gmail.com> you
> wrote:
> > Signed-off-by: zqb-all <zhuangqiubin at gmail.com>
>
> Umm... please add a commit message that explains which problem you
> are trying to fix, and why you think your new code helps to address
> this problem.
>
> Thanks.
>
> Best regards,
>
> Wolfgang Denk
>
> --
> DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
> Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
> One possible reason that things aren't going  according  to  plan  is
> that there never was a plan in the first place.
>


-- 

Best regards