Update ruby version

syguer · syguer · commit 5126914f9434 · 2017-04-01T17:02:55.000+09:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,13 +3,13 @@ language: ruby
 cache: bundler
 before_install: "gem install bundler"
 rvm:
+  - 2.4.1
   - 2.3.1
   - 2.2.5
   - 2.1
   - 2.0
   - 1.9.3
   - jruby-19mode
-  - rbx
 gemfile:
   - gemfiles/rails_5_0.gemfile
   - gemfiles/rails_4_2.gemfile
