doc

README.md

@@ -206,11 +206,11 @@ You can directly submit pull requests for documentation changes.
 
 ## Join us 
 
-Scanning the following QR Code in WeChat, with secret code 'wechaty', you can join our **Wechaty Developers' Home**.
+Scan the following QR Code in WeChat, with secret code _wechaty_, you can join our **Wechaty Developers' Home**.
 
 ![Wechaty Developers' Home](https://raw.githubusercontent.com/wechaty/wechaty/master/image/BotQrcode.png)
 
-Scan now, then chat with other Wechaty developers!
+Scan now, then you can chat with other Wechaty developers!
 
 # See Also
 

package.json

@@ -35,7 +35,7 @@
     "test:chrome:fast": "cross-env LC_ALL=C WECHATY_HEAD=chrome ava --fail-fast --timeout=3m \"dist/{src,test}/**/*.spec.js\"",
     "testdev": "cross-env LC_ALL=C WECHATY_LOG=silly ava --ext ts --serial --verbose --fail-fast --timeout=2m",
     "testdist": "cross-env WECHATY_LOG=SILLY WECHATY_HEAD=chrome ava --ext ts --verbose --fail-fast --timeout=2m",
-    "ava": "cross-env LC_ALL=C WECHATY_LOG=verbose node_modules/.bin/ava",
+    "ava": "ava --extension ts",
     "io-client": "ts-node bin/io-client",
     "dev": "ts-node dev.ts",
     "demo": "ts-node example/ding-dong-bot.ts",