[ci] back to Xenial as it only support Java 9+

kares · kares · commit 5f0357ebec3e · 2019-07-26T17:26:37.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,5 @@
 sudo: false
-dist: bionic
+dist: xenial
 
 services:
   - mysql
