message: Use minimum UE 4.27 ZIP.
diff: @@ -4,7 +4,7 @@ then
  mkdir "C:\Program Files\Epic Games"
  mkdir "C:\Program Files\Epic Games\UE_4.27"
  compact //c "//s:C:\Program Files\Epic Games\UE_4.27"
  - AWS_ACCESS_KEY_ID=${GOOGLE_ACCESS_KEY_ID} AWS_SECRET_ACCESS_KEY=${GOOGLE_SECRET_ACCESS_KEY} aws s3 --endpoint-url https://storage.googleapis.com cp s3://cesium-unreal-engine/4.27.0/Windows/UE_4.27.zip .
  + AWS_ACCESS_KEY_ID=${GOOGLE_ACCESS_KEY_ID} AWS_SECRET_ACCESS_KEY=${GOOGLE_SECRET_ACCESS_KEY} aws s3 --endpoint-url https://storage.googleapis.com cp s3://cesium-unreal-engine/4.27.0/Windows/UE_4.27-minimal.zip .
  7z x UE_4.27.zip "-oC:\Program Files\Epic Games\UE_4.27"
  rm UE_4.27.zip
  # elif [[ $TRAVIS_OS_NAME == "osx" ]]
  