switch to openjdk8 as oraclejdk8 is not available on Xenial travis build machine

Pazus · Pazus · commit b11c27f4d672 · 2019-10-19T10:13:51.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,7 +5,7 @@ services:
   - docker
 
 jdk:
-  - oraclejdk8
+  - openjdk8
 
 env:
   global:
