Its use was removed in
commit 14c6cde779
Change-Id: Ic9984e1cc47f91d21b4fe6f3f7bdb40b80e7d1ee
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/191556
Reviewed-by: Gabor Kelemen <gabor.kelemen.extern@allotropia.de>
Tested-by: Jenkins
Internationalisation Pool (i18npool) Framework
Internationalisation pool (i18npool) framework ensures that the suite is adaptable to the requirements of different native languages, their local settings and customs, etc without source code modification. (Wow, that is such marketing-speak...)
Specifically for locale data documentation please see i18npool/source/localedata/data/locale.dtd