.travis.yml in docparser-0.2.0 vs .travis.yml in docparser-0.2.2

@@ -1,10 +1,12 @@
 language: ruby
 rvm:
     - 2.0.0
     - 2.1.1
+    - rbx-2.2.5
     - ruby-head
     - jruby-head
 matrix:
   allow_failures:
     - rvm: ruby-head
-    - rvm: jruby-head
\ No newline at end of file
+    - rvm: jruby-head
+    - rvm: rbx-2.2.5