fix syntax error in audio.py
fix configuration import in audio.py
make gfx.py not depend on crystal.py
Merge pull request #53 from kanzure/fix-audio-syntax-error

Fix audio syntax error
Merge pull request #54 from kanzure/fix-gfx-config

Make gfx.py not depend on crystal.py
be sure to import romstr into gfx.py
Merge branch 'master' into path-finding
fix configuration import line in map_editor.py
Merge pull request #55 from kanzure/fix-map-editor-import

Fix configuration import line in map_editor.py
gfx: 1bpp<->2bpp conversion

this is the simplest way to support 1bpp without rewriting a lot
refactor png-to-2bpp conversion
Merge branch 'master' into path-finding
tabs to spaces in map_editor.py

This is to maintain consistency in python source code formatting in the
project.
move import statements to top of map_editor.py
get PIL from pypi to run map editor
make ConfigException accessible

Apparently the "exceptions" name is already used for another module.
change RomStr usage in gfx.py to use RomStr.load
factor out global configs in map_editor.py
only set global constants for eval

Although I am not sure that using eval is a good idea in the first
place... it should go away.
fix up map_editor.py extra newlines