java 04 and HO04 New Extension

- Removed customer updatePrescriptionBill and automated with listener
- Added Java Customers to HO
- Postman: http://localhost:8080/Pharmacy04-Web/api/customer
- ToDo: Clean up 'needed' classes

- Needed classes (Clean non-needed methods):
-> Pharmacy04-EJB/ws/CustomerResource
-> Pharmacy04-EJB/ws/CustomerResourceImpl
-> Pharmacy04-EJB/ws/MessageCustomer
-> PharmacyHO04-EJB/ejb/CustomerService
-> PharmacyHO04-EJB/ejb/CustomerServiceBean
-> PharmacyHO04-EJB/ws/CustomerResourceClient
-> PharmacyHO04-EJB/ws/MessageCustomer
-> PharmacyHO04-Persistence/Customer
-> PharmacyHO04-Web/web/init.xhtml

- Not-yet needed classes:
-> Pharmacy04-EJB/jms/CustomerMessageListener
-> PharmacyHO04-EJB/jms/CustomerMessage