code: function ( arg, direction ) {
  		arg = number.parse( arg );
  
  		if ( direction === undefined || string.isEmpty( direction ) ) {
  			return number.parse( arg.toFixed( 0 ) );
  		}
  		else if ( regex.down.test( direction ) ) {
  			return ~~( arg );
  		}
  		else {
  			return Math.ceil( arg );
  		}
  	}
docs: Rounds a number up or down
  
  @method round
  @param  {Number} arg       Number to round
  @param  {String} direction [Optional] "up" or "down"
  @return {Number}           Rounded interger