add 2.2 to travis

Ruslan Korolev · Ruslan Korolev · commit 0376a59933b2 · 2015-01-28T23:10:31.000+03:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,7 @@ rvm:
   - 1.9.3
   - 2.0.0
   - 2.1.0
+  - 2.2.0
   - jruby-19mode
   - rbx
 gemfile:
