Project is ready.

Only admin can create new events and manually register users and create new receipts. Admin login = "[email protected]" Admin password = "Polükas2013*"

To register for an event as a user, click Events -> Choose event you like and press 'register' -> You will get to the page with all events where you registered, there you will see some data about them and 'PAY' button if you haven't paid so far, press it -> You will get to the page with your Invoice for exactly that event, there you can get back to the all of your receipts -> Finally, you reach a page with all your receipts.