.travis.yml in hijri-0.2.5 vs .travis.yml in hijri-0.4.0

@@ -4,10 +4,12 @@
   - "1.8.7"
   - "1.9.2"
   - "1.9.3"
   - "2.0.0"
   - "2.1"
+  - "2.2.0"
   - jruby-18mode # JRuby in 1.8 mode
   - jruby-19mode # JRuby in 1.9 mode
   - rbx
+  - rbx-2
 
 sudo: false