some minor fixes
added to manifest and tox.ini
applied patches up to patch 12
applied patch up to 18
fixing missing buggy endpoint configuration
setup.py works without setuptools
added django middleware and backend to the package
added docu for backend and middleware class
updated version
missing self keyword in auth class
fixed auth parameter concatination
added better testing support to the django backend
true aboutyou login url generation
fixed dango backend and middleware
readded authentication via header access_token
fixed grant code in exception logging