Fixed maps not being saved if only deleting instances.
Fixed maps not being saved if instanced were only deleted.
Fixed crash when loading projects that don't havy any maps.
Closing a project will now clear the layer list on the right side.
Fixed crash when clicking on "No Map" with no project loaded.
Added a callback for when the 'clear' method was called. This happens when the current project was closed or before a project is being loaded.
The 'Objects' toolbar now clears its lists when the the project is being cleared.