wrote canBook
started Calendar with constants and stuff etc
wrote getCap, now gon' test
Merge branch 'classcodegens' of https://github.com/dannylam/ogretel.git
into classcodegens

Conflicts:
	Papyrus/Make a Booking/src/maintenancemodel/impl/CalendarImpl.java
	Papyrus/Make a
Booking/src/maintenancemodel/impl/MaintenanceProvidesForBookingImpl.java
Merge branch 'classcodegens' of https://github.com/dannylam/ogretel.git into classcodegens