Repo restyled using astyle (#683)

The rules are in .tools/astyle/config/style.cfg
and can also be reviewed at
https://www.mysensors.org/view/260#coding-guidelines-core-library

examples/GatewayESP8266/GatewayESP8266.ino

@@ -126,21 +126,24 @@
 #define MY_DEFAULT_TX_LED_PIN  16  // the PCB, on board LED
 
 #if defined(MY_USE_UDP)
-  #include <WiFiUdp.h>
+#include <WiFiUdp.h>
 #endif
 
 #include <ESP8266WiFi.h>
 
 #include <MySensors.h>
 
-void setup() {
+void setup()
+{
 }
 
-void presentation() {
-  // Present locally attached sensors here
+void presentation()
+{
+	// Present locally attached sensors here
 }
 
 
-void loop() {
-  // Send locally attached sensors data here
+void loop()
+{
+	// Send locally attached sensors data here
 }