message: Use a especific version of ArduinoJson
diff: @@ -13,7 +13,7 @@ before_install:
  install:
  - ln -s $PWD /usr/local/share/arduino/libraries/WiFiManager
  - arduino --pref "boardsmanager.additional.urls=http://arduino.esp8266.com/stable/package_esp8266com_index.json" --save-prefs
  - - arduino --install-library "ArduinoJson"
  + - arduino --install-library "ArduinoJson:5.13.2"
  - arduino --install-boards esp8266:esp8266
  - arduino --pref "compiler.warning_level=all" --save-prefs
  # install esp32
  