更新readme

READMD_CN.md

 |版本号	|更新时间	|作者	|更新信息|
 |------ | -------   | ----  |  ----- |
 |v1.0.2_20200407|2020-04-09|	JosonXiong	|初始化|
+| v1.0.3_20200421 | 2020-04-21 | JosonXiong | 1.修改多次开关蓝牙和连接断开后state状态无法同步的问题;
+2增加父类“ELBluetoothManager”数据透传方法，请在子类中调用 |
 
 ## 使用条件
 1.iOS 9.0及以上版本；
  @param data Device basic information payload data (length is 16 bytes)（设备基本信息payload数据（长度为16个byte））
  */
 -(void)bluetoothReceiveBasicInfoPayloadData:(NSData *)data;
+
+///Callback transparent transmission data(回调透传数据)
+/// @param data Transparent data(透传数据)
+-(void)bluetoothReceivePassData:(NSData *)data{
+    //Parsing transparent transmission data(解析透传数据)
+}
 ```
 #### 4.定义自己的协议
 ```

README.md

 | Version number | Update time | Author | Update information |
 | ------ | ------- | ---- | ----- |
 | v1.0.2_20200407 | 2020-04-09 | JosonXiong | Initialization |
+| v1.0.3_20200421 | 2020-04-21 | JosonXiong | 1. Modified the problem that the state cannot be synchronized after switching Bluetooth on and off for many times;
+2Add the transparent transmission method of the parent class "ELBluetoothManager", please call it in the subclass |
 
 ## Conditions of Use
 1. iOS 9.0 and above;
  @param data Device basic information payload data (length is 16 bytes)（设备基本信息payload数据（长度为16个byte））
  */
 -(void)bluetoothReceiveBasicInfoPayloadData:(NSData *)data;
+///Callback transparent transmission data(回调透传数据)
+/// @param data Transparent data(透传数据)
+-(void)bluetoothReceivePassData:(NSData *)data{
+    //Parsing transparent transmission data(解析透传数据)
+}
 ```
 #### 4.Define your own agreement
 ```