Merge pull request #2225 from marmelab/remove-obsolete-translations

[RFR] Remove obsolete translation packages

docs/Translation.md

@@ -91,30 +91,20 @@ You can find translation packages for the following languages:
 - Ukrainian (`ua`): [koresar/ra-language-ukrainian](https://github.com/koresar/ra-language-ukrainian)
 - Vietnamese (`vi`): [hieunguyendut/ra-language-vietnamese](https://github.com/hieunguyendut/ra-language-vietnamese)
 
-The previous version of react-admin, called admin-on-rest, was translated in the following languages:
+In addition, the previous version of react-admin, called admin-on-rest, was translated in the following languages:
 
 - Arabic ( `ع` ): [aymendhaya/aor-language-arabic](https://github.com/aymendhaya/aor-language-arabic)
-- Chinese (`cn`): [downup2u/aor-language-chinese](https://github.com/downup2u/aor-language-chinese)
 - Chinese (Traditional) (`cht`): [leesei/aor-language-chinese-traditional](https://github.com/leesei/aor-language-chinese-traditional)
 - Croatian (`hr`): [ariskemper/aor-language-croatian](https://github.com/ariskemper/aor-language-croatian)
-- Czech (`cs`): [magikMaker/aor-language-czech](https://github.com/magikMaker/aor-language-czech)
-- Danish (`da`): [SSA111/aor-language-danish](https://github.com/SSA111/aor-language-danish)
-- Farsi (`fa`): [hamidfzm/aor-language-farsi](https://github.com/hamidfzm/aor-language-farsi)
-- German (`de`): [der-On/aor-language-german](https://github.com/der-On/aor-language-german)
 - Greek (`el`): [zifnab87/aor-language-greek](https://github.com/zifnab87/aor-language-greek)
 - Hebrew (`he`): [motro/aor-language-hebrew](https://github.com/motro/aor-language-hebrew)
 - Hungarian (`hu`): [s33m4nn/aor-language-hungarian](https://github.com/s33m4nn/aor-language-hungarian)
-- Indonesian (`id`): [ronadi/aor-language-indonesian](https://github.com/ronadi/aor-language-indonesian)
 - Japanese (`ja`): [kuma-guy/aor-language-japanese](https://github.com/kuma-guy/aor-language-japanese)
 - Norwegian (`nb`): [zeusbaba/aor-language-norwegian](https://github.com/zeusbaba/aor-language-norwegian)
-- Russian (`ru`): [cytomich/aor-language-russian](https://github.com/cytomich/aor-language-russian)
 - Slovenian (`sl`): [ariskemper/aor-language-slovenian](https://github.com/ariskemper/aor-language-slovenian)
-- Spanish (`es`): [blackboxvision/aor-language-spanish](https://github.com/BlackBoxVision/aor-language-spanish)
 - Swedish (`sv`): [StefanWallin/aor-language-swedish](https://github.com/StefanWallin/aor-language-swedish)
 - Thai (`th`): [liverbool/aor-language-thai](https://github.com/liverbool/aor-language-thai)
 - Turkish (`tr`): [ismailbaskin/aor-language-turkish](https://github.com/ismailbaskin/aor-language-turkish)
-- Ukrainian (`uk`): [vitivs/aor-language-ukrainian](https://github.com/vitivs/aor-language-ukrainian)
-- Vietnamese (`vi`): [kimkha/aor-language-vietnamese](https://github.com/kimkha/aor-language-vietnamese)
 
 These packages are not directly interoperable with react-admin, but the upgrade is straightforward; rename the root key from "aor" to "ra". We invite the authors of the packages listed above to republish their translations for react-admin, using a different package name.