Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  f782da66ee50d57963139b74829a6a853c2ff9a5

Fixed issue with unselecting all namespace facets

When namespace facet was unselected, not all selected namespace facets
where unselected because the default namespaces were selected again. Added
Flad to prevent this behaviour

Removed encoding flag from uri builder

Change-Id: I0dc398c9237ec68b7e568ee88e74a2930190d70a