code: function(x, y) {
              // remove light from current position
              if(this.game.lighting.get(this.x, this.y)){
                  this.game.lighting.remove(this.x, this.y);
              }
              // add to new position
              this.game.lighting.set(x, y, this.light_r, this.light_g, this.light_b);
  
              RL.Entity.prototype.moveTo.call(this, x, y);
          }
docs: Changes the position of this entity on the map.
  @method moveTo
  @param {Number} x - The tile map x coord to move to.
  @param {Number} y - The tile map y coord to move to.