Clicking on menu item refreshes logged user profile data in profile service
Re #7534 'Profile settings' component connected to the API
Removed unused imports
Re#7531 Components are guarded against invalid users
Re #7494 Components connected to API - except profile settings and add vacation components
Re#7528 Menu items are highlighted with correct default, added 404 page
Re #7499 User profile component initialized
Refactor service structure