Removed old sprite stuff
Removing the tile selector from the resource tab in preperation of
removing the resource tab
Upgraded the new tile selector view to the correct custom base class
Factoring out the resource tab, modifying the UI
Images will now be named correctly. Removed some sprite stuff
Images and layer now show their properties in the browser
Fully removed the resource tab
Playing with UI
Tile selection now works when scrolled
Added custom view for minimap. Can no longer draw on the minimap.
Work on auto-selecting a new layer
Minimap now scrolls with the mouse wheel