3209 javafx
I think, we should also sit together for ~10-15min to discuss the approach (esp. FXML and the use of Scenebuilder). Also, some words on the design of the JFX integration should be useful.
Ofc, I will write some documentation in the wiki once these changes are reviewed and merged.
There exist companion MRs in af3-dev-product and kernel.
!!! Please note that you will need to add the additional parameter from af3-dev-product to your launch config if you use an existing one when testing.