[debian] declare breaks on cubicweb-invoice (closes #3444985)
It tries to access a 'state' attribute on an entity without going
through the IWorkflowable adapter.
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