Add support for tp_new
Add support for tp_new

	* codegen/codegen.py: Add support for tp_new

nzjrs/pygtk,amremam2004/pygtk,Distrotech/pygtk,amremam2004/pygtk,GNOME/pygtk,Distrotech/pygtk,nzjrs/pygtk,Distrotech/pygtk,GNOME/pygtk,GNOME/pygtk,nzjrs/pygtk,amremam2004/pygtk