Key class

Key class
- Get and Set key properties like name, root and base name, value, type, permissions, changed time, description, etc
- Compare all properties with other keys
- Test if changed, if is a user/ or system/ key, etc
- Flag it and test if key has a flag
- Export to XML
KeySet class
- Linked list of Key objects
- Insert and append entire KeySets or Keys
- Work with its internal cursor
- Compare entire KeySets
- Export to XML

KeySet class