getwatcher功能
https://github.com/kbengine/kbengine/issues/28

>>>KBEngine.getWatcherDir("root")
('scripts', 'threadpool', 'syspaths', 'network', 'cprofiles', 'stats', 'username', 'entitiesSize', 'gametime', 'load', 'numProxices', 'componentType', 'groupOrder', 'globalOrder', 'componentID', 'uid', 'numClients')

>>>KBEngine.getWatcherDir("root/scripts")
('scripts',)

>>>KBEngine.getWatcherDir("root/scripts/scripts")
('countPlayers',)

>>>KBEngine.getWatcherDir("root/scripts/scripts/countPlayers")
()