This reverts commit 4c13c4da, after
475e4b47 "Move i18nlangtag lib to URELIB".

Change-Id: I61eb0c786b1fac8eb51db7b54156c906398dfb48
Reviewed-on: https://gerrit.libreoffice.org/30279Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>