Removed status model and fixed student final bug

.gitignore

core/admin.py

core/forms.py

core/grady_speak.py

core/migrations/0033_auto_20170321_2128.py

core/migrations/0034_auto_20170322_1304.py

core/models.py

core/templates/base.html

core/templates/core/feedback_card.html

core/templates/core/feedback_form.html

core/templates/core/submission_view.html

core/templates/core/tutor_startpage.html

core/urls.py

core/views.py