AvailablePersonListView and related url deleted.
Link to person_list_available in index.html deleted.
Booking of an available resource implemented.
Works like person booking.
Adding of comments.
Tests for resource booking implemented.
Comments improved.
Unused CreateTimeSpanView deleted.
Referencing url deleted.
Unused BookResourceView deleted.
Comments added.
Deleted unused AddPersonBookingView.
Unused AddResourceBookingView deleted.
Refactoring of code.