Add P-NUCLEO-LRWAN1 support

GrumpyOldPizza · GrumpyOldPizza · commit f4b2aeca67cb · 2018-06-07T22:30:31.000-06:00
diff --git a/README.md b/README.md
@@ -14,6 +14,7 @@ ArduinoCore-stm32l0 is targeted at ultra low power scenarios, sensor hubs, with
 
 ### STMicroelectronics
  * [B-L072Z-LRWAN1](http://www.st.com/en/evaluation-tools/b-l072z-lrwan1.html)
+ * [P-NUCLEO-LRWAN1](http://www.st.com/en/evaluation-tools/p-nucleo-lrwan1.html)
 
 
 ## Installing
