.travis.yml in saml-kit-1.0.6 vs .travis.yml in saml-kit-1.0.7

@@ -1,6 +1,10 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.4.2
-before_install: gem install bundler -v 1.15.4
-script: "bundle exec rspec"
+  - 2.2.9
+  - 2.3.6
+  - 2.4.3
+  - 2.5.0
+script:
+  - bin/cibuild
+  - bin/lint