.travis.yml in acfs-0.15.0 vs .travis.yml in acfs-0.16.0

@@ -1,9 +1,10 @@
 language: ruby
 rvm:
   - 2.0.0
   - 1.9.3
   - jruby
+  - rbx-19mode
 
 gemfile:
   - gemfiles/Gemfile.rails-3-2
   - gemfiles/Gemfile.rails-4-0