clean up example code

Author: chavee

README.md

@@ -45,7 +45,6 @@ const char* password = <WIFI_KEY>;
 #define ALIAS   "esp8266"
 
 WiFiClient client;
-AuthClient *authclient;
 
 int timer = 0;
 MicroGear microgear(client);

README.th.md

@@ -38,7 +38,6 @@ const char* password = <WIFI_KEY>;
 #define ALIAS   "esp8266"
 
 WiFiClient client;
-AuthClient *authclient;
 
 int timer = 0;
 MicroGear microgear(client);

examples/Basic/Basic.ino

@@ -13,7 +13,6 @@ const char* password = <WIFI_KEY>;
 #define ALIAS   "esp8266"
 
 WiFiClient client;
-AuthClient *authclient;
 
 int timer = 0;
 MicroGear microgear(client);

examples/SecureConnect/SecureConnect.ino

@@ -17,7 +17,6 @@ const char* password = <WIFI_KEY>;
 
 /*  1. Declare a client as WiFiClientSecure instead of WiFiClient. */
 WiFiClientSecure client;
-AuthClient *authclient;
 
 int timer = 0;
 MicroGear microgear(client);