[PATCH] tests: add test-help-verbose.t

[Yuya Nishihara]

On Sat, 9 Apr 2016 22:03:21 -0400, timeless wrote:
> Yuya Nishihara wrote:
> > This is the first user of awk. Perhaps we would try to not depend on awk.  
> 
> This was my attempt at avoiding Perl. It's possible to write this in
> Python, but definitely not as easy...

But we have to learn Python to hack on Mercurial anyway (unless we rewrite
Mercurial in Rust.) Using Python is the way to go, which might make the code
a bit verbose, but it can be maintained by Mercurial hackers.