build: also patch the clean-tests for not completed win builds
#!/usr/bin/env sh
if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then
+ export GRADLE_OPTS=-Dorg.gradle.daemon=false
choco install jdk8
export PATH=$PATH:"/c/Program Files/Java/jdk1.8.0_201/bin"
./gradlew.bat clean
