sourceeditor: Handle TreeSelectionChanged differently from RideDataChanged
sourceeditor: Handle TreeSelectionChanged differently from RideDataChanged

robotframework/RIDE,fingeronthebutton/RIDE,caio2k/RIDE,robotframework/RIDE,HelioGuilherme66/RIDE,fingeronthebutton/RIDE,robotframework/RIDE,robotframework/RIDE,fingeronthebutton/RIDE,HelioGuilherme66/RIDE,HelioGuilherme66/RIDE,caio2k/RIDE,HelioGuilherme66/RIDE,caio2k/RIDE