Merge pull request #96 from plone/fulv-warning-plone-behavior

Fixes plone/Products.CMFPlone#669

checkouts.cfg

@@ -10,6 +10,7 @@ auto-checkout =
     mockup
     plone.app.caching
     plone.app.content
+    plone.app.contenttypes
     plone.app.dexterity
     plone.app.event
     plone.app.iterate
@@ -18,6 +19,8 @@ auto-checkout =
     plone.app.contentrules
     plone.app.controlpanel
     plone.app.locales
+    plone.app.multilingual
+    plone.app.referenceablebehavior
     plone.app.relationfield
     plone.app.testing
     plone.app.theming