cpp-03

cpp03: add subject

cpp03-ex02: finish ex02

cpp03/ex01: correction of ScavTrap Copy constructor and ScavTrap Copy assignment operator overload. finish the ex01

cpp03/ex00: now display name attribut in constructor and destructor logs

cpp03/ex01: refactor ScavTrap constructors to call the appropriate ClapTrap base constructors instead of using member initializer lists