(change:minor) Code clean-up.
(bug-fix:minor) UserTransaction not used
(bug-fix:minor) Erreneously added to repo.
(bug-fix:minor) Fixed image URLs.
(change:minor) Workaround to let RUBiS to run in our environment. This add some hard-coded stuff that needs to be removed in the future.
(change:minor) Code clean-up and enhancements.
(change:minor) Modernized and cleaned-up code.