Change Request #3919
Change Request #3906: [UI] Collection task to switch SWT based editors to the new JavaFX-based editors
SourceEditorBase<T> to JavaFX
Creation of a new JavaFX-based SourceEditorBase<T> (+ CodeSpecificationEditor) in order to replace the old SWT-based implementation. The editor shall be similar to the old one, hence control code may be reused.