Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  c43ac6dd04ff2788559c6d6dbbf940640e98e5a4

Added caching for blog tags

Blog tags are cached per page now. They are invalidated when a page
in the blog namespace is saved.

 * When page is saved the blog tags cache should also be invalidated
 * Fixed check with wrong value

Change-Id: Ide9ce843c6509f8276bc33e7b0e5ab5a84084ac7