Update git submodules
- Update extensions/ParserFunctions from branch 'REL1_39' to c3c39158da80d587165bafa6cee75743c76e4194
- Localisation updates from https://translatewiki.net.
Change-Id: I4755ae1ca39126589688746e50dc427934507c1b
- Localisation updates from https://translatewiki.net.