Merge branch 'UserStory2' of https://gitlab.com/PPL2017csui/PPLA1 into UserStory2

assets/css/custom.css

assets/js/Dashboard.jsx

assets/js/components/Lowongan.jsx

assets/js/components/ModalPendaftaran.jsx

assets/js/components/TopMenu.jsx

assets/js/components/VacancyList.jsx

core/tests/__init__.py

core/tests/test_accounts.py

core/tests/test_vacancies.py