Merge pull request #6636 from jazkarta/feature-pocs

common/djangoapps/student/roles.py

common/djangoapps/student/views.py

common/lib/xmodule/xmodule/capa_base.py

common/lib/xmodule/xmodule/combined_open_ended_module.py

common/lib/xmodule/xmodule/course_module.py

common/lib/xmodule/xmodule/foldit_module.py

common/lib/xmodule/xmodule/modulestore/inheritance.py

...pen_ended_grading_classes/combined_open_ended_modulev1.py

common/lib/xmodule/xmodule/peer_grading_module.py

common/lib/xmodule/xmodule/seq_module.py

common/lib/xmodule/xmodule/tabs.py

common/lib/xmodule/xmodule/tests/test_capa_module.py

conf/locale/eo/LC_MESSAGES/django.po

lms/djangoapps/ccx/__init__.py

lms/djangoapps/ccx/migrations/0001_initial.py

lms/djangoapps/ccx/migrations/__init__.py

lms/djangoapps/ccx/models.py

lms/djangoapps/ccx/overrides.py

lms/djangoapps/ccx/tests/__init__.py

lms/djangoapps/ccx/tests/factories.py