update for sdfat and submodules

.travis.yml

@@ -33,13 +33,17 @@ before_script:
   - mkdir esp8266com
   - cd esp8266com
   - git clone https://github.com/esp8266/Arduino.git esp8266
-  - cd esp8266/tools
+  - cd esp8266
+  - git submodule update --init
+  - cd tools
   - python get.py
   - cd $HOME/arduino_ide/hardware
   - mkdir esp32
   - cd esp32
   - git clone https://github.com/espressif/arduino-esp32.git esp32
-  - cd esp32/tools
+  - cd esp32
+  - git submodule update --init
+  - cd tools
   - python get.py
   - cp -r $TRAVIS_BUILD_DIR/libraries/ESP32SSDP-1.0.1 $HOME/arduino_ide/libraries/
   - cp -r $TRAVIS_BUILD_DIR/libraries/arduinoWebSockets-2.1.4 $HOME/arduino_ide/libraries/

platformio.ini

@@ -55,3 +55,4 @@ lib_ignore =
     AsyncTCP
     ESP32NetBIOS
     ESP32SSPD
+    SdFat