Updater.cpp:

- use new AutoInterruptLock
 - add delay to give the RTOS some time to handle TCP

WiFiClient.cpp
 - add stopAllexcepted to cancel all TCP excepted one

ClientContext.h
 - add getLocalPort()

ESP8266HTTPUpdate.cpp
 - close all not needed TCP and UDP

osapi.h
 - missing commit from SDK

cores/esp8266/Updater.h

@@ -11,6 +11,8 @@
 #define UPDATE_ERROR_SIZE   4
 #define UPDATE_ERROR_STREAM 5
 
+#define DEBUG_UPDATER Serial1
+
 class UpdaterClass {
   public:
     UpdaterClass();