Merge pull request #12 from fstasi/patch-1

add cpp in code snippet

Author: marqdevx

docs/readme.md

@@ -41,7 +41,7 @@ MKRIoTCarrier yourName; //In the examples we name it as *carrier*
 
 Intialization example sketch
 
-```
+```cpp
 #include <Arduino_MKRIoTCarrier.h>
 MKRIoTCarrier carrier;