ignore exception when zk.stop()
ignore exception when zk.stop()

veritynoob/dpark,smarthomekit/dpark,304471720/dpark,oceanjack/dpark,douban/dpark,windreamer/dpark,ee08b397/dpark,mageia/dpark,Mignet/dpark,daishaowei/dpark,douban/dpark,veritynoob/dpark,zzl0/dpark,yhj630520/dpark,oceanjack/dpark,windreamer/dpark,smarthomekit/dpark,windreamer/dpark,fe11x/dpark,304471720/dpark,fe11x/dpark,douban/dpark,304471720/dpark,dogeyes/dpark,douban/dpark,quxiaolong1504/dpark,dogeyes/dpark,yhj630520/dpark,junmoa/dpark,windreamer/dpark,junmoa/dpark,daishaowei/dpark,dogeyes/dpark,yanheven/dpark,yanheven/dpark,yhj630520/dpark,zzl0/dpark,douban/dpark,veritynoob/dpark,smarthomekit/dpark,Mignet/dpark,quxiaolong1504/dpark,mageia/dpark