XWIKI-8914: Replace "xwiki.virtual.redirect" with an error template(or page) just like the other errors
- Added a warning in the logs for people that are still using xwiki.virtual.redirect
XWIKI-8914: Replace "xwiki.virtual.redirect" with an error template(or page) just like the other errors
- Added "xwiki.virtual.failOnWikiDoesNotExist" configuration property and serving the main wiki by default if the requested wiki does not exist