.travis.yml in dragonfly-1.0 vs .travis.yml in dragonfly-1.0.1

@@ -2,10 +2,7 @@
 rvm:
   - "1.8.7"
   - "1.9.2"
   - "1.9.3"
   - "2.0.0"
-  - jruby-18mode # JRuby in 1.8 mode
-  - jruby-19mode # JRuby in 1.9 mode
-  - rbx-18mode
-  - rbx-19mode
+  - "jruby"
 script: bundle exec rspec spec