* no url configuration needed simply register viewset with router
* now using DefaultRouter, meaning api root is now browsable
* merged some views
* makes it easier to include api schema later
* Ran isort and updated docstring

* Also added docstrings to classes and module in views.py
* Removed a logging statement from StudentApiView

* ran isort on all test files

The methods in core.tests.data_factories.py are not finished nor good and overlap with GradyUserFactory.

Backend
- Added isStudent permission
- Added serializers apropriate for StudentPage
- Added api-endpoint urls
- Added views regarding StudentPage
- Migrated the Django Session Authentication to djangorestframework-jwt authentication

Frontend
- Migrated from vue-resource to axios because of better documentation & features
- Added Login Component
- Added First Part of StudentPage containing overview of exam and subissions

Closes #41
References #39

to User model

- It is now possible to run tests in the frontend.
- The backend authentication uses AbstractUser instead of
AbsstractBaseuser

- ran isort to properly sort imports
- reformatter some classes

Backend
- Added isStudent permission
- Added serializers apropriate for StudentPage
- Added api-endpoint urls
- Added views regarding StudentPage
- Migrated the Django Session Authentication to djangorestframework-jwt authentication

Frontend
- Migrated from vue-resource to axios because of better documentation & features
- Added Login Component
- Added First Part of StudentPage containing overview of exam and subissions

Closes #41
References #39

The project has been refactored so far as the current state of master has been placed under backend/ .
Some changes to the .gitignore and Makefile have been made to accomodate this refactor.