Add SSDP Support

SSDP protocol work outo the box with window
Module is seen as "ESP Module" serial is Chip ID, and other information
are espressif ones for ESP 01
Not sure if need to set module name in EEPROM to be configurable =>TBD

esp8266/esp8266.ino

@@ -39,6 +39,9 @@
 #ifdef MDNS_FEATURE
 #include <ESP8266mDNS.h>
 #endif
+#ifdef SSDP_FEATURE
+#include <ESP8266SSDP.h>
+#endif
 extern "C" {
 #include "user_interface.h"
 }
@@ -99,6 +102,19 @@ void setup() {
 		}
 #endif
 
+#ifdef SSDP_FEATURE
+	SSDP.setSchemaURL("description.xml");
+    SSDP.setHTTPPort( wifi_config.iweb_port);
+    SSDP.setName("ESP8266 Module");
+    SSDP.setSerialNumber(String(system_get_chip_id()).c_str());
+    SSDP.setURL("/");
+    SSDP.setModelName("ESP8266 01");
+    SSDP.setModelNumber("01");
+    SSDP.setModelURL("http://espressif.com/en/products/esp8266/");
+    SSDP.setManufacturer("Espressif Systems");
+    SSDP.setManufacturerURL("http://espressif.com");
+    SSDP.begin();
+#endif
 }