message: appveyor: init submodules
diff: @@ -27,6 +27,8 @@ clone_folder: C:\dronecore
  # scripts to run before build
  before_build:
  + - cd C:\dronecore
  + - git submodule update --init --recursive
  - cd C:\
  - appveyor DownloadFile https://curl.haxx.se/download/curl-7.55.1.zip
  - 7z x -y curl-7.55.1.zip
  