Update to version 2.6.2.

Makefile

changes.txt

docs/annotated.html

docs/classTiXmlAttribute-members.html

docs/classTiXmlAttribute.html

docs/classTiXmlAttribute.png

docs/classTiXmlBase-members.html

docs/classTiXmlBase.html

docs/classTiXmlBase.png

docs/classTiXmlComment-members.html

docs/classTiXmlComment.html

docs/classTiXmlComment.png

docs/classTiXmlDeclaration-members.html

docs/classTiXmlDeclaration.html

docs/classTiXmlDeclaration.png

docs/classTiXmlDocument-members.html

docs/classTiXmlDocument.html

docs/classTiXmlDocument.png

docs/classTiXmlElement-members.html

docs/classTiXmlElement.html