Title: Joined columns were empty in CSV, JSON or PYTHON exports of view
Level: 1
Component: multisite
Class: fix
Compatible: compat
State: unknown
Version: 1.2.7i1
Date: 1421744582

Joined view columns did not work correctly in CSV, JSON or PYTHON output formats.
The columns were simply empty, while the regular columns on the web page were
showing information.
