[MapEditor] Possible to select what maps the should be rendered.
[MapEditor] Fixed history for copy/paste and item removing.
[MapEditor] Added the config system
[MapEditor] Item category is sorted alphabetic in the item tool list
[MapEditor] The tile that the mouse is over is now maked with an cyan border
[MapEditor] Added a new renderer that shows an icon on tiles that has item data
[MapEditor] Text for item data renderer
Merge pull request #46 from frkarl/develop

[MapEditor] Updates of the map editor