Redesign(front theme) 🎨 🎉 & tweaks (routing, etc.)
* Complete redesign of the frontend theme => mobile friendly++🎨 🎉 * Redesigned how the theme can be customized * (adapted the backend to store the theme correctly + testing) * Added a default theme for the app * Centralized routing in the APP for consistency * Quick fix to prevent rerendering on layout change in the university page (backend migration required) Fixes #19 #20