Change print statements in extract_maps.py for Python 3 compatibility
Add import to extract_maps.py for print_function
Merge pull request #75 from mintpeter/master

Make extract_maps.py Python 3 compatible
Merge pull request #74 from yenatch/master

Transpose images by height from 2bpp to png and width from png to 2bpp.
Rewrite the lz compressor.
Merge remote-tracking branch 'yenatch/master'

Conflicts:
	pokemontools/gfx.py