#32 fix Room MemberList refresh race condition
#32 fix Room MemberList refresh race condition

Chatie/wechaty,wechaty/wechaty,lijiarui/wechaty,wechaty/wechaty,Chatie/wechaty,mukaiu/wechaty,mukaiu/wechaty,zixia/wechaty,Chatie/wechaty,binsee/wechaty,binsee/wechaty,lijiarui/wechaty,binsee/wechaty,zixia/wechaty,mukaiu/wechaty,wechaty/wechaty