PlayerIsOnGround.cs

public bool PlayerIsOnGround(){
		bool groundCheck1 = Physics2D.Raycast (new Vector2 (transform.position.x, transform.position.y - height), -Vector2.up, rayCastLengthCheck);
		bool groundCheck2 = Physics2D.Raycast (new Vector2 (transform.position.x + (width - 0.2f), transform.position.y - height), -Vector2.up, rayCastLengthCheck);
		bool groundCheck3 = Physics2D.Raycast (new Vector2 (transform.position.x - (width - 0.2f), transform.position.y - height), -Vector2.up, rayCastLengthCheck);
		if (groundCheck1 || groundCheck2 || groundCheck3)
			return true;
		else
			return false;
	}