.travis.yml in git-browse-remote-0.1.1 vs .travis.yml in git-browse-remote-0.2.0

@@ -1,5 +1,7 @@
 language: ruby
 rvm:
     - 1.8.7
     - 1.9.3
-    - 2.0.0
+    - 2.0
+    - 2.1
+    - 2.2