Conversion from Scala XML into Scales XML
Returns true if the tree is effectively empty, i.e.
Returns true if the tree is effectively empty, i.e. no attributes or children
Tests if a given tree is nil, but does not check if children are present.
Tests if a given tree is nil, but does not check if children are present.
true if there is a xsi:nil="true" value (or 1)
A convenient AttributeQName for xsi:nil attributes