Implemenent confirmation modals using JavaFX

[laim2003]

Feature idea

Questions open a Popup asking the question to the user and asking options via Buttons (or via Radio-Group if more than 2 options are available).

Additional context

The GuiIdeContext should implement/override the AbstractIdeContexts question() method. Modals can either be of type yes/no, or also a list of selections (of various types).

• Yes/no types
• Variyng type modals/radio selections