Merge branch '39-a-new-student-overview-page-with-vue-js'

core/serializers.py

core/tests/test_student_page.py

frontend/src/components/Login.vue

frontend/src/components/base/BaseLayout.vue

frontend/src/components/student/StudentLayout.vue

frontend/src/components/student/StudentPage.vue

frontend/src/components/student/SubmissionDetail.vue

frontend/src/components/student/SubmissionList.vue

...d/src/components/submission_notes/AnnotatedSubmission.vue

frontend/src/components/submission_notes/FeedbackForm.vue

frontend/src/store/modules/student-page.js

frontend/src/store/store.js

grady/settings/default.py

requirements.txt