.travis.yml in ivy-serializers-rails-0.1.0 vs .travis.yml in ivy-serializers-rails-0.2.0

@@ -1,17 +1,26 @@
 language: ruby
 
 rvm:
+  - 2.0
+  - 2.1
   - 2.2.2
-  - 1.9.3
 
 cache: bundler
 
 before_install: gem install bundler -v 1.9.4
 
 gemfile:
   - gemfiles/rails_3.x.gemfile
   - gemfiles/rails_4.x.gemfile
+  - gemfiles/rails_5.x.gemfile
+
+matrix:
+  exclude:
+    - rvm: 2.0
+      gemfile: gemfiles/rails_5.x.gemfile
+    - rvm: 2.1
+      gemfile: gemfiles/rails_5.x.gemfile
 
 notifications:
   email:
     on_success: change
     on_failure: always