worlddetails.xml:
https://www.hattrick.org/goto.ashx?path=/Community/CHPP/NewDocs/Example.aspx?file=worlddetails%26version=1.5
country/league names:
native=Country.CountryName
native, short=ShortName
English=EnglishName
dev's locale=LeagueName
user's locale: get from htlang.json
use Foxtrick.L10n.getCountryName*
