Plural support

CLOSED This issue is closed by Niedzielski

Messages removed

I noticed that some translators used PLURAL in some of the following messages although it's not in the original English one. Is that ok?

• MediaWiki:Mobile-frontend-time-precision-Mannum/en
• MediaWiki:Mobile-frontend-time-precision-BCE-Mannum/en
• MediaWiki:Mobile-frontend-time-precision-century/en
• MediaWiki:Mobile-frontend-time-precision-BCE-century/en