Thanks gustav

#196575 userreference autocomplete does not filter by role, need custom autocomplete instead of standard user autocomplete.

#131260 add method so userreference can filter by active/blocked status.

 the nid / uid

#112464 - refactor userref and noderef validation steps (plus fix / simplify _userreference_potential_references)

 - patch by quicksketch

#112464 standardize validation in field rather than widget, standardize use of $items rather than $node_field

 in content.module)

- updated some invalid strings for translation
- updated .pot file

(+ remove test api hook, since we don't ship with testfile anymore)

#88887, fixed array key problem in views, fixed _userreference_potential_references() function to work properly if no roles selected,  #89440 add formatters to usereference (won't work until content.module is updated, too)

of forms. Those using views.module may have to re-save views after this change.
Custom node templates will need to be renamed.

- Errors when user references were left blank

code. This will require fixes to any themes that rely on the node data
structure previously used.

Added a $node_field parameter to hook_field() and hook_widget(). This eases
a very common pattern of getting and setting this value. While $node is still
passed by reference, fields should *not* modify it. Instead, modify $node_field
which is saved back automatically.

'process form values.' These operations previously were part of the work
done by 'form' and 'submit.' The new setup is better for separation of
tasks, but more importantly fixes a bug that caused radio button fields to
throw validation errors because the field's validation was being run on
incompatible data.