"Pillow is now the preferred image manipulation library to use with Django. PIL is pending deprecation (support to be removed in Django 1.8). To upgrade, you should first uninstall PIL, then install Pillow."
Do we care?
If we're using PIL, use Pillow and confirm that everything works, or fix (and write tests to cover those cases on fixing).
"Pillow is now the preferred image manipulation library to use with Django. PIL is pending deprecation (support to be removed in Django 1.8). To upgrade, you should first uninstall PIL, then install Pillow."
Do we care?
If we're using PIL, use Pillow and confirm that everything works, or fix (and write tests to cover those cases on fixing).