.travis.yml in after_do-0.2.2 vs .travis.yml in after_do-0.2.3

@@ -1,7 +1,7 @@
 language: ruby
 rvm:
-  - rbx-19mode
+  - rbx-2.2.1
   - jruby-19mode
   - 1.9.3
   - 2.0
 script: bundle exec rspec spec