.travis.yml in fluent-plugin-webhdfs-0.4.2 vs .travis.yml in fluent-plugin-webhdfs-0.5.0

@@ -1,15 +1,21 @@
+sudo: false
 language: ruby
 
 rvm:
   - 2.0.0
   - 2.1
   - 2.2
+  - 2.3.0
 
 branches:
   only:
     - master
 
 before_install:
   - gem update bundler
 
 script: bundle exec rake test
+
+gemfile:
+  - Gemfile
+  - gemfiles/fluentd_v0.12.gemfile