     return storage
 
 # Let people can use AppStorage
-KD.classes.AppStorage = AppStorage+KD.classes.AppStorage = AppStorage

    @_storageData[group][key] = value

    @fetchStorage (storage)->
      storage.update {
        $set: pack
      }, -> callback?()



    @reset()
    @fetchStorage (storage)->
      callback  if storage?[group]?[key] then storage[group][key]
    , force

  getValue: (key, group = 'bucket')->
