Fixes the DataSelectionChecker for layers which are turned on by default (side-effect of r2992: layers which were default on are now automatically turned on, and do not raise the event ON_LAYER_VISIBILITY_CHANGED)
Fixes the DataSelectionChecker for layers which are turned on by default (side-effect of r2992: layers which were default on are now automatically turned on, and do not raise the event ON_LAYER_VISIBILITY_CHANGED)

mvdstruijk/flamingo,flamingo-geocms/flamingo,flamingo-geocms/flamingo,flamingo-geocms/flamingo,B3Partners/flamingo,mvdstruijk/flamingo,B3Partners/flamingo,mvdstruijk/flamingo,B3Partners/flamingo,mvdstruijk/flamingo,flamingo-geocms/flamingo,B3Partners/flamingo