.travis.yml in rails_or-1.1.7 vs .travis.yml in rails_or-1.1.8

@@ -10,9 +10,10 @@
   - gem --version
 gemfile:
   - gemfiles/3.2.gemfile
   - gemfiles/4.2.gemfile
   - gemfiles/5.0.gemfile
+  - gemfiles/5.1.gemfile
 addons:
     code_climate:
         repo_token: 4be4fd5792acf886a179e8ebff97d155dc19858816d7179f2bf5002bae874818
 after_success:
   - bundle exec codeclimate-test-reporter