open badges app created
urls and views added
open badges responses read from DB
identity now uses sha256
open badges app settings added
open badges fields added to Award model
revoke implemented
first draft of push award to backpack UI
helper methods and view added to badge app
added email from lernanta for openbadges  for integration purpose
working on upload image processing
resizing of image added
added tests for image processing
fixed upload image thru django request post
parametized open badges integration
added styling for "add to backpack" button on badges
added more stying
added migration to p2pu_user app
Merge branch 'master' into erika/OBI-integration
fixed bug with compress tag
become added email attribute
fixing bug with image uploading for projects created by open badge integration