 	@param [String] viewEngine app viewEngine
 	@param [String] storage app storage
 	###
-	new: (name, cssPreProcessor, viewEngine, storage) ->
+	new: (name, cssPreProcessor, viewEngine) ->
 		id = utils.configureId name
 		config =
 			id: id

			ui.error 'invalid view engine argument.'
			ui.notice "Supported engines: #{utils.engines.join(', ')}"
			result = false
		if not not result then @new name, cssPreProcessor, viewEngine, storage

	###
	Configure `list` app command handler. 

			cssPreProcessor: cssPreProcessor or 'less'
			viewEngine: viewEngine or 'jade'
			live: 0
			storage: utils.storageType.DISK
			created: utils.now()
			lastActive: null
			pid: null
