Heroes of Newerth - Sphinx

- Added new Draconis Alt Avatar: Sphinx (Release 2/19) * Since the beginning of time the World Tree has been protected by many guardians, each called forth by Gaia to combat the prevalent dangers. With the daemons stopping at nothing to destroy the Tree, Gaia is sending all of her forces to the front lines. The Sphinx once prowled with the haunches of a lion, the wings of a great bird, and the face of a human, but the current Hellbourne threat requires a significant upgrade. The haunches and hide have be