.travis.yml in rubydns-0.9.3 vs .travis.yml in rubydns-0.9.4

@@ -1,12 +1,13 @@
 language: ruby
 before_install:
   - sudo apt-get update -qq
   - sudo apt-get install -y bind9
 rvm:
-  - 1.9
-  - 2.0
+  - 2.2
   - 2.1
+  - 2.0.0
+  - 1.9.3
   - rbx-2
 matrix:
   allow_failures:
-    - rvm: rbx-2 
\ No newline at end of file
+    - rvm: rbx-2