starting to add state vector
	deleted:    Attributes.o
	deleted:    Entity.o
	deleted:    Matrix.o
	deleted:    Model.o
	deleted:    Particle.o
	deleted:    Pgenerator.o
	deleted:    Pmanager.o
	deleted:    State.o
	deleted:    Utility.o
	deleted:    Vector.o
	deleted:    gauss.o
	deleted:    particles
	deleted:    particles.o