whole_func_string: function(fn) {
  			this._list = _.without(this._list, _.find(this._list, function(item) {
  				return item.fn === fn;
  			}));
  		}
func_code_string: function(fn) {
  			this._list = _.without(this._list, _.find(this._list, function(item) {
  				return item.fn === fn;
  			}));
  		}
func_documentation_string: Removes handler from list
  @param {Function} fn