Upadte comments and Readme.

Author: mobizt

README.md

@@ -184,7 +184,7 @@ param **`client`** The pointer to Client interface.
 
 param **`enableSSL`** The ssl option; true for enable, false for disable.
 
-Due to the client pointer is assigned, to avoid dangling pointer, basic_client should be existed as long as it was used by ssl_client for transportation.
+Due to the client pointer is assigned, to avoid dangling pointer, client should be existed as long as it was used for transportation.
 
 ```cpp
 void setClient(Client *client, bool enableSSL = true);

src/client/BSSL_TCP_Client.h

@@ -80,7 +80,7 @@ class BSSL_TCP_Client : public Client
      * @param enableSSL The ssl option; true for enable, false for disable.
      * 
      * Due to the client pointer is assigned, to avoid dangling pointer, 
-     * basic_client should be existed as long as it was used by ssl_client for transportation.
+     * client should be existed as long as it was used for transportation.
      */
     void setClient(Client *client, bool enableSSL = true);