code: function( n, multiple ) {
          'use strict';
  
          var remainder = 0;
  
          if ( multiple === 0 ) {
              return n;
          }
  
          remainder = Math.abs( n ) % multiple;
  
          if ( remainder === 0 ) {
              return n;
          }
  
          if ( n < 0 ) {
              return -( Math.abs( n ) - remainder );
          }
  
          return n + multiple - remainder;
      }
docs: Rounds a number to a nearest multiple.
  
  @param  {Number} n        The number to round.
  @param  {Number} multiple The multiple to round to.
  @return {Number}          The result of the round operation.