Update git submodules
- Update BlueSpiceFlaggedRevsConnector from branch 'master' to 3827c416f0e2fe36774a302dc19fc8e3ba512454
- Localisation updates from https://translatewiki.net.
Change-Id: I800299b07e16c374e09c769c40309ba81eab3aef
- Localisation updates from https://translatewiki.net.