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destroyed.js 

(function ($) {

Store the old jQuery.cleanData

 
  var oldClean = $.cleanData;

Overwrites cleanData which is called by jQuery on manipulation methods

 
  $.cleanData = function (elems) {
    for (var i = 0, elem;
    (elem = elems[i]) !== undefined; i++) {

Trigger the destroyed event

 
      $(elem).triggerHandler("destroyed");
    }

Call the old jQuery.cleanData

 
    oldClean(elems);
  };
  return $;
})(jQuery);