.travis.yml in action_kit_rest-0.4.4 vs .travis.yml in action_kit_rest-0.4.5

@@ -1,3 +1,9 @@
 language: ruby
 rvm:
-  - "2.3.4"
+  - 2.6
+cache: bundler
+before_install:
+  - gem install bundler
+script:
+  - bundle exec rspec
+  - bundle exec rubocop