JavaFX problems and suggested fixes

[draft / in progress] A number of students in EECS 1021 have encountered a few problems when trying to get a simple JavaFX program working in IntelliJ.  The problem appears to happen mostly on the Windows 10 machines, but does also happen on macOS. Background The setup: IntelliJ IDEA 2020 Community Edition, AdoptOpen JDK 14 […]