Adding logic for how to handle redirect when form is in AJAX popup mode
from a list.
Defensive coding for empty $thisRow object when submitting from AJAX,
without file uploads.
First attempt at allowing list filters to be split across mutiple
columns, not operation yet, WiP
Defensive coding for empty array
Issue with new "carousel" feature, when loadig raw JSON list view after
an AJAX form submit, was outputting JS.  Need to work out the right way
of (not) doing that, for now just not doing anything if fabrik_ajax, fix
it for real when I have some time!
Tweak to user element, so when iporting from CSV, and "Update on Edit"
is NOT set, if the user data in the CSV is a username or an email rather
than a numeric ID, we will attempt to find a matching userid to use.
Removed logic from cron system plugin, so we no longer unpublish a cron
plugin if it fails to run.
Merge branch 'joomla3' of github.com:Fabrik/fabrik into joomla3