modify metadataLanguageName and documentLanguageName to adhere to bcp47 iana tags
modify metadataLanguageName and documentLanguageName to adhere to bcp47 iana tags

MiltosD/CEF-ELRC,MiltosD/CEF-ELRC,MiltosD/CEF-ELRC,MiltosD/CEF-ELRC,MiltosD/CEFELRC,MiltosD/CEFELRC,MiltosD/CEFELRC,MiltosD/CEFELRC,MiltosD/CEF-ELRC,MiltosD/CEF-ELRC,MiltosD/CEF-ELRC,MiltosD/CEFELRC,MiltosD/CEFELRC,MiltosD/CEFELRC