rename be-x-old to be-tarask as own language subtag that also used in wikipedia now
rename be-x-old to be-tarask as own language subtag that also used in wikipedia now

http://www.iana.org/assignments/language-subtag-registry/language-subtag-registry

Type: variant
Subtag: tarask
Description: Belarusian in Taraskievica orthography
Added: 2007-04-27
Prefix: be
Comments: The subtag represents Branislau Taraskievic's Belarusian
  orthography as published in "Bielaruski klasycny pravapis" by Juras
  Buslakou, Vincuk Viacorka, Zmicier Sanko, and Zmicier Sauka (Vilnia-
  Miensk 2005).

tbicr/iD,tbicr/iD