fix sesion never end and implement create user funcionality

session_manager.h

@@ -12,6 +12,7 @@ public:
   void send_information();
   void send_user_info();
   bool validate_pass();
+  void create_user();
  private:
   std::string appli_command(char comand[], char* n_package);
   virtual int read_data(char* input, int size);