Update WellBehavedFX to 0.2.1-SNAPSHOT version
Update WellBehavedFX to 0.2.1-SNAPSHOT version

This is in preparation to moving from the current approach to handling user input to the new approach via the experimental package in WellBehavedFX:

afester/RichTextFX,JFormDesigner/RichTextFX,JFormDesigner/RichTextFX,JordanMartinez/RichTextFX,FXMisc/RichTextFX,cemartins/RichTextFX,FXMisc/RichTextFX,afester/RichTextFX,TomasMikula/RichTextFX,TomasMikula/RichTextFX,JordanMartinez/RichTextFX