add java 12 and java 13 to travis

TheSnoozer · TheSnoozer · commit 515460fb8023 · 2019-11-21T19:40:31.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -10,6 +10,8 @@ stages:
   - deploy
 
 jdk:
+  - oraclejdk13
+  - oraclejdk12
   - oraclejdk11
   - openjdk10
   - oraclejdk9
