.travis.yml in array_hasher-0.1.4 vs .travis.yml in array_hasher-0.1.5

@@ -11,6 +11,8 @@
   - 2.4.1
 
 before_install:
   - gem install bundler --no-doc
 
-script: bundle exec rspec
+script:
+  - bundle exec rspec
+  - bundle exec rubocop