id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
319	Add Support for Multiple Inheritance to XML Schema	stachnik	stachnik	The current structure of the XML schema does not allow for multiple inheritance. While most AST nodes can be generated without this a few, such GlobalVariableDeclarationNodes, can't appear in all the places they need to without inheriting from more than one parent node.	defect	closed	major		XML		fixed