(bug 36819) Lowercase ba,bat-smg,bxr,crh,krc,kv,mdf,mhr,mrj,myv,tyv,vep,xal

(bug 36819) Lowercase ba,bat-smg,bxr,crh,krc,kv,mdf,mhr,mrj,myv,tyv,vep,xal

Follow up to gerrit change 7306:

https://gerrit.wikimedia.org/r/#/c/7306/

Lowercase some Eastern European and Central Asian
language names.

		'ba' => 'башҡортса',	# Bashkir
		'bat-smg' => 'žemaitėška', # Samogitian (deprecated code, 'sgs' in ISO 693-3 since 2010-06-30 )
		'bxr' => 'буряад',	# Buryat (Russia)
		'crh' => 'qırımtatarca',   # Crimean Tatar (multiple scripts - defaults to Latin)
		'crh-latn' => "\xE2\x80\xAAqırımtatarca (Latin)\xE2\x80\xAC",       # Crimean Tatar (Latin)
		'crh-cyrl' => "\xE2\x80\xAAкъырымтатарджа (Кирилл)\xE2\x80\xAC",       # Crimean Tatar (Cyrillic)
		'krc' => 'къарачай-малкъар', # Karachay-Balkar
		'kv' => 'коми',	# Komi-Zyrian (Cyrillic is common script but also written in Latin script)
		'mdf' => 'мокшень',		# Moksha
		'mhr' => 'олык марий',	# Eastern Mari
		'mrj' => 'кырык мары',	# Hill Mari
		'myv' => 'эрзянь',	# Erzya
		'tyv' => 'тыва дыл',	# Tyvan
		'udm' => 'удмурт',	# Udmurt
		'vep' => 'vepsän kel’',	# Veps
		'xal' => 'хальмг',		# Kalmyk-Oirat (Kalmuk, Kalmuck, Kalmack, Qalmaq, Kalmytskii Jazyk, Khal:mag, Oirat, Volga Oirat, European Oirat, Western Mongolian)

Change-Id: I47ad9b05eca9f5c2fe69ef2e8f5325371b0f9e89