Handle thumbnail portraits correctly. Especially delete them when the original changes or was deleted. Additional delete the items for good and not let them linger around. We do not have an interface to resurrect old portraits and if a user willingly uploads or deletes a portrait he should not have a photo album of portraits to come back to.
Fixed the site node lazy caching by applying different methods. Now let's hope that we are not having too many unnecessary trips to the database because of the url's location in /www or in /packages/acs-subsite/www