0.66 models.add from now is same as models.addAll, DEBUG_MODE.data switch, updateAll(arr, removeMissing, matcherCb)

0.66 models.add from now is same as models.addAll, not back compatible, added DEBUG_MODE.data switch,
    updateAll now accepts 3 arguments: updateAll(arr, removeMissing, matcherCb), arr - could be single item or array,
    removeMissing - is to remove missing elements (default false), matcherCb(elem1, elem2) - comparator, default - by id