Changed ReservationController:
    Lots of small changes.
    UI now displays the screen.
    Fixed some errors, that occurred when you where selecting outside the theater's area.
    Reservér-button is almost working.
Merge remote-tracking branch 'origin/master'

Conflicts:
	JavaFxApplication.iml
ADDED DatabaseInsert:
    Can insert new reservations and persons into the database.
Changed ReservationController:
    INCOMPLETE: reservationButton now makes changes to the database. Still not safe for use.
Merge remote-tracking branch 'origin/master'