explicitly configure Travis with supported branches

dariuszkuc · dariuszkuc · commit 79e05d88631b · 2019-07-18T12:51:24.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,6 +5,11 @@ jdk:
   - openjdk8
   - openjdk11
 
+branches:
+  only:
+    - master
+    - 0.6.x
+
 cache:
   directories:
     - $HOME/.m2
