ref #5458 Performance and usability
ref #5458 Add taxon filter to distribution settings
ref #5458 Improve performance for taxon tree in settings dialog
ref #5458 Fix item initialization problems
ref #5458 Use service based on UuidAndTitleCache to build taxon tree
ref #5458 Performance increase for taxon node selection
ref #5458 Add taxon tree instead of combo box
ref #5458 temp commit add tree to distribution selection
ref #5458 Add root node to node container constructor
Fix potential NPE
Optimize taxon node container #5458
Implement taxon node container to be used in selection view and settings window #5458