.travis.yml in rom-0.5.0 vs .travis.yml in rom-0.6.0.beta1

@@ -1,19 +1,26 @@
 language: ruby
+sudo: false
+cache: bundler
 env:
   - CODECLIMATE_REPO_TOKEN=f7c652b65a700fcf1032174afc5ea243b991e48bf73077cc34c148e1c800a2f7
 bundler_args: --without sql benchmarks console tools
-script: "bundle exec rake spec"
+script: "bundle exec rake ci"
 rvm:
   - 2.0
   - 2.1
   - 2.2
   - rbx-2
   - jruby
   - ruby-head
+  - jruby-head
+env:
+  global:
+    - JRUBY_OPTS='--dev -J-Xmx1024M'
 matrix:
   allow_failures:
     - rvm: ruby-head
+    - rvm: jruby-head
 notifications:
   webhooks:
     urls:
       - https://webhooks.gitter.im/e/39e1225f489f38b0bd09
     on_success: change