fix(package): update @types/node to version 8.0.21 (#731)
fix(package): update @types/node to version 8.0.21 (#731)


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