bug#37327: Simplifying access to built-in tutorial

[Sebastian Urban]

> But the user will have to select a language anyway, which is one more
> potentially annoying op.

We are talking about beginners and activity that'll be done... once?
I cannot find a reason why clicking "Emacs Tutorial..." then selecting
language (including English) would be annoying - it will be, in
case of "Language (default English):", typing RET.  I do find it
logical: 1st - select tutorial, 2nd - select language.  Plain and
simple.

> > 2.  If English version is the recommended way, then why 'C-h t' loads
> > by default version that corresponds with user language environment,
> > i.e. if I type it I get Polish version?  If
>
> Arguably, a bug.

Well, I'll wait and see where this thread will go, before I submit
another bug report.