Merge pull request #67 from edx/features/jbau/stanford-shib

common/djangoapps/external_auth/migrations/0001_initial.py

common/djangoapps/external_auth/migrations/__init__.py

common/djangoapps/external_auth/tests/test_shib.py

common/djangoapps/external_auth/views.py

common/djangoapps/student/views.py

common/lib/xmodule/xmodule/course_module.py

lms/djangoapps/courseware/access.py

lms/djangoapps/courseware/tests/test_access.py

lms/envs/aws.py

lms/envs/common.py

lms/envs/dev.py

lms/envs/test.py

lms/templates/courseware/course_about.html

lms/templates/dashboard.html

lms/templates/extauth_failure.html

lms/templates/navigation.html

lms/templates/register.html

lms/templates/signup_modal.html

lms/urls.py

lms/wsgi_apache_lms.py