added async to package.json
added async to package.json

veryci/neocrawler,king0222/neocrawler,ahkimkoo/neocrawler,veryci/neocrawler,ahkimkoo/neocrawler,thekillerdev/neocrawler,thekillerdev/neocrawler,ahkimkoo/neocrawler,king0222/neocrawler,king0222/neocrawler,thekillerdev/neocrawler