Merge remote-tracking branch 'origin/master' into wmf/1.24wmf13
- origin/master: Localisation updates from https://translatewiki.net. Add new messages for article and image attribution Localisation updates from https://translatewiki.net. Localisation updates from https://translatewiki.net. Localisation updates from https://translatewiki.net. Localisation updates from https://translatewiki.net. Adding new format strings for OCG
Change-Id: I270e2198bd3a6fc25b1a1dd02250a6a350b25a88