.travis.yml in rack-webconsole-0.1.2 vs .travis.yml in rack-webconsole-0.1.3

@@ -2,5 +2,7 @@
 rvm:
   - 1.8.7 # (current default)
   - 1.9.2
   - ree
   - ruby-head
+  - rbx
+  - rbx-2.0