XWIKI-8939: Previous status is lost in DW
XWIKI-8884: Subwiki admin can import as backup a custom xar thus obtaining PR on the imported pages
(cherry picked from commit a5a1702faeb513b48c247f0bdb1f5b02fe2ae083)
XWIKI-8952: XWiki#getWikiOwner can potentially return wrong value for main wiki
XWIKI-8884: Subwiki admin can import as backup a custom xar thus obtaining PR on the imported pages
* fix tests
(cherry picked from commit 5dfbab7b4bd4a9b880ba97bf90776215b4798056)
Bulletproofing (if BaseObjectReference class is initialized before Utils componentManager is ready it seems to break the class forever)
(cherry picked from commit 53399e652e527794384a4a588d59887b6adf91af)
[release] Update translations