add config.h and cleanup

src/tree.hpp

@@ -58,9 +58,6 @@ public:
 	std::vector<person_id> findChildren(person_id person) const;
 	std::vector<person_id> findChildren(person_id person, person_id exclude) const;
 
-	void saveToFile()const;//
-	bool loadFromFile();
-
 	void addPerson(const char* name, Sex sex, person_id father=Nobody, person_id mother=Nobody, EventTime birth={}, EventTime death={});
 	bool addRelation(const char* firstName, RelType, const char* secondName);   //Adds a new relation or edits an old one. 0 - failure 1 - success
 	bool addRelation(person_id first, RelType, person_id second, bool update=true);   //0 - failure 1 - success
@@ -70,6 +67,7 @@ public:
 	void removeRelation(person_id first, person_id second);
 	void removeRelation(const char* firstName, const char* secondName);
 
+	/* display the tree and wait process key input */
 	void display();
 
 	void print()const;
@@ -88,7 +86,6 @@ private:
 	void draw() const;
 	/* draw a line of people starting from person with id
 	  return the farthest X that will be drawn */
-	I16 drawLine(person_id, I16 drawY, I16 drawX) const;
 	I16 drawLineWithWives(person_id, I16 drawY, I16 drawX) const;
 
 	void selectLeft();