EDIT

ref #6205 Move excluded notes to the bottom of the wizard

fix #6199 Excluded note for excluded taxon nodes in TaxEditor

Fix potential NPE

fix #6198 Remove synonymrelationships in TaxEditor

fix #6197 Move excluded and unplaced from Taxon to TaxonNode in
TaxEditor

Add dataset.dtd to TaxEditor test data

Update testdata in TaxEditor to model changes

ref #5974 Some synonymRelationship updates in TaxEditor tests

ref #5974 Some synonymRelationship updates

ref #5974 Some synonymRelationship updates and update for dataset.dtd in TaxEditor