Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  cd1914870aabf9f1452582ea08dc79ec6dd26f2f

TopMenuBarCustomizer: Added cache / small fix

* Used BsCacheHelper to add cache mechanism
* Fixed preload text
* Fixed typos
* Used max cache time

Change-Id: Ica8ba38f4720f368c52cac4546cdc085d8439085