Revision history for XML-Trivial

0.01    2007-08-29
        First version.

0.02	2007-09-05
	Added test of parse().

0.03	2007-09-29
	Repaired serialization of attribute values and text nodes.
	Added parsing of Doctype declaration.
	Refined serialization of root node.
	Added methods representing XML and Doctype declarations.

0.04	2007-11-21
	Repaired serialization of Doctype declaration.
	Added some tests.

0.05	2007-12-05
	XML::Parser::Expat instance is released after parsing.

0.06	2008-12-12
	Weakened reference to parent element. Memory leaks caused
	by circular references avoided.