ROENROLL-1736 add IE11 not-supported warning

src/app/app.module.ts

src/app/core/models/user-preferences.ts

src/app/degree-planner/degree-planner.component.ts

...gs/ie11-warning-dialog/ie11-warning-dialog.component.html

...logs/ie11-warning-dialog/ie11-warning-dialog.component.ts

...p/degree-planner/store/actions/userPreferences.actions.ts

src/app/degree-planner/store/selectors.ts

src/app/shared/shared.module.ts