Компоненты + ООП с базовым классом
Добавлены методы OnCollision
Merge branch 'Actor' of https://github.com/Dehax/Arcanoid into Actor

Conflicts:
	Arcanoid/Arcanoid/GameActors/Actor.cs
	Arcanoid/Arcanoid/GameActors/Ball.cs
	Arcanoid/Arcanoid/GameActors/Player.cs