[repository] fix edited_attributes management in multiple SET queries
entity.edited_attributes was messed up with previous edited entities.
The UpdateStep now gives a new fresh edited_attributes set to
repository.glob_update_entity() so that each entity can modify it
during its "transaction".
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