Using Glade for interface. All lives in prodif.py now.
	new file:   interface.glade
	deleted:    src/HelloWorld.py
	deleted:    src/editer-facture.py
	deleted:    src/editerfacture.py
	deleted:    src/genererfacture.py
	deleted:    src/main.py
	modified:   src/prodif.py
	deleted:    src/prodif.pyc