add jdk8 to .travis.yml

jsvd · jsvd · commit b6ded9393ed3 · 2016-07-15T05:40:15.000-04:00
Fixes #33
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,7 @@
 sudo: false
 language: ruby
 cache: bundler
+jdk: oraclejdk8
 rvm:
   - jruby-1.7.23
 script: 
