Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  4004707b1dddf1c673801e69b90d10b4629879ae

Implemented changes for translatewiki

Fixed path to i18n folder
Changed key description in qqq
Removed trailing dot
Fixed typo
Improved some messages
Changed order of messages
Small improvement for consistency in german

Change-Id: Ib96f3810d3cd57cd0c9b8e63c69585204d0bf0f4