// Package xml is XML testing package that supports XML comparison utility.
// The package consists of ToStruct and StructToXML utils that help sort XML
// elements as per their nesting level. ToStruct function converts an XML
// document into a sorted tree node structure, while StructToXML converts the
// sorted XML nodes into a sorted XML document.  SortXML function should be
// used to sort an XML document. It can be configured to ignore indentation
package xml