Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  b4ff4cf9ba237bbda45c708df5b0e3df808282a0

Implemented changes for translatewiki

Moved php language file into languages folder
Moved to Json i18n files
Removed word left because of rtl languages

Change-Id: I4e8da5e13a4ccdf1262ecbb7b8100a7c43c76406