[server/test] Drop dependency on folder cube
Just copy schema bits when needed and drop a view (not possible anymore) in
unittest_repository.
Closes #5168939.
Document: cubicweb-doc
Title: CubicWeb documentation
Author: Logilab
Abstract: Some base documentation for CubicWeb users and developpers
Section: Apps/Programming
Format: HTML
Index: /usr/share/doc/cubicweb-documentation/index.html
Files: /usr/share/doc/cubicweb-documentation/*.html