language: java
script:
   - ./gradlew check -i --stacktrace
jdk:
  - openjdk11
install: travis_wait 30 ./gradlew installDist -i --stacktrace

language: java
script:
   - ./gradlew check -i --stacktrace
jdk:
  - openjdk11
  - openjdk8
install: travis_wait 30 ./gradlew installDist -i --stacktrace

Add test for JDK 8
Add test for JDK 8
