.travis.yml in amqp-0.9.0.pre3 vs .travis.yml in amqp-0.9.0

@@ -2,13 +2,15 @@
 bundler_args: --without development
 script: "bundle exec rake spec:ci"
 before_script: ./bin/ci/before_build.sh
 rvm:
   - 1.8.7
-  - rbx-2.0
+  - rbx-18mode
+# - rbx-19mode
   - jruby
   - 1.9.2
   - 1.9.3
+# - ruby-head
 gemfile:
   - Gemfile
   - gemfiles/eventmachine-pre
 notifications:
   recipients:
\ No newline at end of file