Added copyright info plus updated the README file

COPYING

README.txt

accounts/admin.py

accounts/models.py

accounts/views.py

djangobackends/shibauthBackend.py

flowspec/admin.py

flowspec/forms.py

flowspec/models.py

flowspec/tasks.py

flowspec/views.py

peers/admin.py

peers/models.py

peers/views.py

poller/application.py

poller/urls.py

poller/views.py

settings.py.dist

utils/decorators.py

utils/proxy.py