class utils::Dictionary::Node
class Node {
public:
// construction
Node();
Node(Node* parent);
// methods
void ClearAll();
const Node* Find(const char* key) const;
Node* Find(const char* key);
Node* CreateOrFind(const char* key);
const std::string& GetWord() const;
void SetWord(const std::string& val);
bool ClearWord();
void CumulateWords(std::vector<std::string>& result) const;
bool HasAnyChildren() const;
void DestroyChild(Node* child);
void CumulateWords(const char* key_prefix, std::vector<std::string>& result) const;
};