.travis.yml in ivy-serializers-0.2.0 vs .travis.yml in ivy-serializers-0.3.0

@@ -1,11 +1,9 @@
 language: ruby
 
 rvm:
+  - 2.2.2
   - 1.9.3
-  - 2.0.0
-  - 2.1
-  - 2.2
 
 cache: bundler
 
 notifications:
   email: