[tldoc] TL translation strings updated

[Siep Kroonenberg]

On Fri, Mar 08, 2019 at 03:28:04PM +0800, Vladimir Lomov wrote:
> Hello,
> ** Karl Berry [2019-03-07 16:52:54 -0700]:
> 
> > On another front, for those of you who translate the runtime strings for
> > TeX Live, there have been a bunch of changes, hopefully making better
> > translations possible as a result.
> > 
> > If you don't know/remember what this is all about, but might be
> > interested :), see our terse description at
> > https://tug.org/texlive/doc.html#install-tl-xlate ... --thanks, karl.
> 
> I updated translation on Russian of tlmgr and tlshell (one file, ru.po).
> 
> Only one question: in tlshell.tcl there is 'support tree' but it is
> unclear from the code what this suppose to mean. The string is too short
> and it doesn't look like a title.

Changed it to `Main tree'. `support tree' the term used in the text
interface for TEXMFDIST.

-- 
Siep Kroonenberg