gettext

8c87543c - doc: Document plural forms for arb, tha, and ind

doc: Document plural forms for arb, tha, and ind * gettext.texi (Plural forms): Add Arabic, Bahasa Indonesian, and Thai. Reported by Maryam Aly in: <https://lists.gnu.org/archive/html/bug-gettext/2015-02/msg00012.html>.