EDIT

ref #5458 Performance increase for taxon node selection

• by using SqlContainer the nodes are lazily loaded
• child nodes are loaded via a second SQL query which is filtered for parent_id when expanding a node
• parent-child relations are cached

ref #5458 Add support for setting distribution status filter in settings

ref #5458 Redesign navigation architecture

• after login the user will be redirected directly to the table view and the settings dialog will be opened -made settings window implement ClickListener and ValueChangeListener
• fixed possible NPEs due to redesign

ref #5458 Add toggle button for abbreviations to settings menu

• extract constants for session attributes

ref #5458 extract constants for session attributes

ref #5458 Error handling for abbreviated labels

ref #5458 Add abbreviated labels to distribution table

ref #5458 Add TermCacher class

ref #5458 Implement multi select for NamedArea selection

ref #5458 Add named areas selection box