update readme: Add QQ and wechat group (#476)
* add qq group * add qrcode * update qrcode * update qrcode * update qrcode * update readme * update readme
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Xintao committed
977b2286aae900d1a3a0c2f7fa61067bf5fffc39
Parent: 987f3ff
Committed by GitHub <noreply@github.com>
on 9/27/2021, 9:32:35 AM