Merge pull request #171 from frederikheld/fix/typo_in_comment

Fixes typo in comment

Author: brentru

examples/mqtt_esp8266/mqtt_esp8266.ino

@@ -35,7 +35,7 @@
 
 // Create an ESP8266 WiFiClient class to connect to the MQTT server.
 WiFiClient client;
-// or... use WiFiFlientSecure for SSL
+// or... use WiFiClientSecure for SSL
 //WiFiClientSecure client;
 
 // Setup the MQTT client class by passing in the WiFi client and MQTT server and login details.