code: function without () {
                      var args = libs.object.toArray(arguments),
                          a    = args.shift(),
                          res  = [];
  
                      if(!(a instanceof Array)) return a;
                      libs.object.each(a, function (v) { if(args.indexOf(v) === -1) res.push(v); });
                      return res;
                  }
docs: Creates a new array from the current one, with all occurences of the provided arguments ommited.<br>
  For example: <em>[1,2,3,4,5].without(1)</em> will return <em>[2,3,4,5]</em>
  and <em>[1, null, 2, null, undefined].without(null, undefined)</em> will return <em>[1, 2]</em>
  @param {Array} a The Array object to operate on.
  @returns {Array<*>} A shallow copy of the array with the provided arguments ommited.
  @function