Started adding functionality for transitional tiles.
Added tests and refactored the map by extracting
 functionality regarding the texturemap to a separate class.
Added mousteToTile to TextureMap
First working version of finding transitions, needs some immediate refactoring.
Added some files
Loading textures seems to work now, something of with the indices though.
It works!
Started the grand refactoring.
Continued the grand refactoring.
Continued the grand refactoring saga.
Working version of transition tiles
Merge branch 'terrain_transitions'