Update git submodules
- Update extensions/SpamBlacklist from branch 'REL1_40' to 14f857e94d752ae02ae8a1eadf0fd8ac3b14ed8d
- Localisation updates from https://translatewiki.net.
Change-Id: Ie521f28e106a54eca32bc2cd175133c87843ab6c
- Localisation updates from https://translatewiki.net.