Merge branch 'SubjectNav' into 'master'

package-lock.json

package.json

src/App.vue

src/assets/qsLogo.png

src/components/ErrorBox.vue

src/components/Exercise.vue

src/components/Exercises.vue

src/components/LoginForm.vue

src/components/NavBar.vue

src/components/OptionBar.vue

src/components/Queue.vue

src/components/SingleSubject.vue

src/components/Student.vue

src/components/SubjectList.vue

src/main.js

src/router/index.js

src/service/ApiService.js

src/store/index.js

src/views/Info.vue

src/views/Login.vue