I tested xenial with 8.12+16.04.20160401-0ubuntu1 yesterday. It doesn't work. As you say in comment #3, smaller surfaces like menus and tooltips don't work - they take over the whole app window rendering the app unusable.
I tested xenial with 8.12+16. 04.20160401- 0ubuntu1 yesterday. It doesn't work. As you say in comment #3, smaller surfaces like menus and tooltips don't work - they take over the whole app window rendering the app unusable.