Upgraded to JDK8 temporarily based on issues

khmarbaise · khmarbaise · commit 49be530b8243 · 2017-07-20T18:50:43.000+02:00
on .travis-ci platform.
diff --git a/.travis.yml b/.travis.yml
@@ -34,7 +34,7 @@ after_script:
   - docker rmi -f jenkins-with-plugins
 
 jdk:
- - oraclejdk7
+ - oraclejdk8
 cache:
   directories:
   - $HOME/.m2/repository
