code: function(spirit) {
  		if (gui.unloading) {
  			this.$nuke(spirit);
  		} else {
  			this._spirits.push(spirit);
  			gui.Tick.dispatch('gui-tick-destroy');
  		}
  	}
docs: Privileged ................................................................ 
  Schedule to nuke the spirit.
  @param {gui.Spirit} spirit