bug#51311: [PATCH] echo: update --help to document edge cases

[Florent Flament]

Pádraig Brady <P@draigBrady.com> writes:
> Thanks for all the input.
> I've now pushed the following to address this:
>
> https://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=f60a3981c
>
> Notes:
>   - Brevity in --help and man pages is a feature
>   - I kept the existing NOTE: style in --help to avoid a separate [NOTES] in 
> man
>   - I only detailed the edge cases in the info manual,
>       as directing users to printf(1) is the better most general option
>   - It's easy to get to online info pages now by following the link
>       at the bottom of all man pages

Thanks Pádraig, this is a great update.

Cheers,
Florent