As the current layout was breaking the main script, I renamed mbutil.py to mb-util (0d69e08)
As @springmeyer suggested, I also pull stuff out of __init__.py (951e5a1)
The 2 oldest commits of this pull requests were already merged by @tmcw.
Hope this helps in some way...
Take advantage of logging module
package mbutil as a module
Merge branch 'mapbox-master'
Renamed main script
Refactor module layout