Fixed permission handling for the admin change view. Translated some strings.
Fixed permission handling for the admin change view. Translated some strings.

Before this, it was possible for a user with non "can_change_foreign" permissions to edit foreign entries if he changed the primary key in the detail view; e.g: change /admin/ticker/entry/12/ to /admin/ticker/entry/5/ where the entry #5 is a foreign entry.
jezdez-archive/django-ticker