.travis.yml in rom-1.0.0 vs .travis.yml in rom-2.0.0

@@ -7,21 +7,23 @@
 script: "bundle exec rake ci"
 rvm:
   - 2.0
   - 2.1
   - 2.2
-  - 2.3.0
+  - 2.3.1
   - rbx-2
-  - jruby-9000
+  - jruby-9.0.5.0
   - ruby-head
-  - jruby-head
 env:
   global:
     - JRUBY_OPTS='--dev -J-Xmx1024M'
 matrix:
   allow_failures:
     - rvm: ruby-head
     - rvm: jruby-head
+  include:
+    - rvm: jruby-head
+      before_install: gem install bundler --no-ri --no-rdoc
 notifications:
   webhooks:
     urls:
       - https://webhooks.gitter.im/e/39e1225f489f38b0bd09
     on_success: change