Added Peter's global constants.
Moved the gigi.ttf file into a newly created 'data' folder.
Max's new inputs added.
Energy text added.
Max's global event attributes added.
Max's new events implemented: time tick, regeneration, meditation, and player lock.
Added Player id.
Max's skills module added!  Player class modified: _handle_attack is now _handle_inputs and does more, _priority_inputs method added to Player, attack/skill/ult attributes added to Player class.  Particle and Melee classes have undergone major changes.  Some tweaks in main module to accomodate these other changes.
Attack cooldown added; player does not accelerate or change facing direction while attacking.