Don't reselect currently selected notebook if clicekd, Ticket0665
Active notebook is selected on load
Set cursor on first note on load, Ticket0665
And on changed notebooks
Stopped propagation in removeTrunk to not select the deleted notebook, Ticket0665
Added callback management for Orchestrator.triggerSaving, Ticket0665
Fixed broken tree error when switching notebook with unsaved changes, Ticket0665
Ticket0665: Fix issues with selecting and editing notebooks
Merge branch 'Ticket0675'