Try 2.2 as Ruby version for Travis

eliotsykes · eliotsykes · commit 35426a9993a5 · 2015-05-01T17:42:51.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -8,7 +8,7 @@
 
 language: ruby
 rvm:
-  - 2.2.x
+  - 2.2
   # Add more Ruby versions to list if supported,
   # Travis supports these versions: http://rubies.travis-ci.org/
 
