.travis.yml in romaji-0.2.2 vs .travis.yml in romaji-0.2.3

@@ -1,9 +1,10 @@
+sudo: false
 rvm:
-- 1.9.3
-- 2.0.0
-- 2.1.1
+- 2.0
+- 2.1
+- 2.2
+- 2.3
 - ruby-head
-
 matrix:
   allow_failures:
     - rvm: ruby-head