   # instance, and persists the state of a keyconfig#Collection to the app storage.
   #
   constructor: (options={}, data) ->
-
 
     @_store  = null
     @_buffer = null


    return

  , THROTTLE_WAIT,
    leading  : no
    trailing : yes


  # Buffers up changed models.


  # Persists changes to app storage.
  #
  _save: _.debounce ->

    unless @_store.isReady
      console.warn 'could not persist shortcut changes'
