wip added rotation detection
Some integers out of range when loading rotated tiles. Changed types to sf::Uint32.  Preparation for rotation PR.
Merge branch 'master' into int-range
Merge branch 'int-range' into rotation

Conflicts:
	src/MapLoaderPrivate.cpp
Tile flipping works up to a point. Needs debugging
All 8 combinations now properly applied. This should be done (famous last words).
Moved bitmasks from class members to local method scope
Merge pull request #10 from docwild/rotation

Tile Rotation