1.99.3:
	* Fix signal default value
	* Special case the interface code to allow implementing
	  GTypePlugin and GtkEditable interfaces
	* Fix export of accessors (Dennis Bjorklund)
	* some compilation fixes

1.99.2:
	* allow implementation (but not definition yet) of interfaces
	* enum, flags and GError creation code
	* BonoboObject stuff (Seth)
	* build fixes (me, Seth)
	* m4 preprocessing stuff (Josh Parsons)
	* Code generation fixes (Josh Parsons, Bastien Nocera, me)
	* New way of doing typesafe signal connections