.travis.yml in artoo-i2c-0.4.0 vs .travis.yml in artoo-i2c-0.5.0

@@ -1,6 +1,10 @@
 language: ruby
 rvm:
+  - 2.1.0
   - 2.0.0
   - 1.9.3
-  - jruby-19mode
-  - rbx-19mode
+  - jruby-1.7.9
+  - rbx-2.1.1
+matrix:
+  allow_failures:
+    - rvm: jruby-1.7.9