Attributed tree management

Classes
struct	creaImageIO::tree::TreeData
	Abstract class to store user data on a Tree. More...
class	creaImageIO::tree::Tree
	An attributed Tree structure. More...
class	creaImageIO::tree::AttributeDescriptor
	Descriptor of an attribute of a node of a Tree (name, dicom group/element). More...
struct	creaImageIO::tree::Comparator
	Abstract definition of a comparator of Node. More...
class	creaImageIO::tree::Descriptor
	Descriptor of the structure of a Tree (number of levels, descriptors of each level, ...). More...
class	creaImageIO::tree::LevelDescriptor
	Descriptor of a level of a Tree (name, attributes, ...). More...
Namespaces
namespace	creaImageIO::tree