.travis.yml in paginate-3.0.0 vs .travis.yml in paginate-4.0.0

@@ -1,14 +1,16 @@
+sudo: false
+cache: bundler
 language: ruby
 rvm:
-  - 2.0.0
-  - 1.9.3
+  - '2.0'
+  - '2.1'
+  - '2.2'
 
 gemfile:
-  - gemfiles/rails3.gemfile
+  - gemfiles/rails_3_2.gemfile
+  - gemfiles/rails_4_0.gemfile
+  - gemfiles/rails_4_1.gemfile
+  - gemfiles/rails_4_2.gemfile
   - Gemfile
 
 script: "bundle exec rspec"
-
-notifications:
-  email:
-    - [e-mail]