Update documentation

README.md

@@ -354,8 +354,11 @@ User user information object
 |:----|:---|:-----|-----|
 |1.2.9|	2020/4/10|	xing|	Modify SDK to gradle form dependency, fix known bugs
 
+
 ## FQA
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 - Can't scan the Bluetooth device?
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 1. Check whether the permissions of the App are normal. The 6.0 and above systems must locate the permissions and need to manually obtain the permissions;
 2. Check whether the location service of the mobile phone is turned on, and some mobile phones may need to turn on GPS;
 3. Whether ELinkBleServer is registered in AndroidManifest;

README_CN.md

@@ -357,7 +357,9 @@ User 用户信息对象
 
 
 ## FQA
+
 - 扫描不到蓝牙设备？
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 1.查看App权限是否正常,6.0及以上系统必须要定位权限，且需要手动获取权限;
 2.查看手机的定位服务是否开启,部分手机可能需要打开GPS;
 3.ELinkBleServer是否在在AndroidManifest中注册;