cubicweb #2202683 Undo feature : complete filtering capabilities [open]

The UndoableActionPredicate (in web/views/undohistory.py) needs to be completed to allow more selection criteria. Those filtering capabilities needs to be exposed to the end-user through some form in the history view and/or specific actions like view cancelable action on the current entity.

prioritynormal
typeenhancement
done in<not specified>
load3.000
load left3.000
closed by<not specified>