Refactoring: Editor visitor updated, classification question filter
LWF UI: Allow passing DKey options
Fix to previous commit f04b14b85a9d1aa91f6e72e045cf293c4f88a0f3
LW.Taxon: Load taxonomy information (genus, familia, order) if available
UI: Highlight and scroll to active taxon in editor
Editor: Limit parent suggestions to taxa to next degree
UI: New tree chart added