.travis.yml in hamlit-rails-0.2.1 vs .travis.yml in hamlit-rails-0.2.2

@@ -1,16 +1,20 @@
 language: ruby
 cache: bundler
-before_install: "gem install bundler"
-rvm:
-  - 2.0.0
-  - 2.1.0
-  - 2.2.0
-gemfile:
-  - gemfiles/rails_4_0.gemfile
-  - gemfiles/rails_4_1.gemfile
-  - gemfiles/rails_4_2.gemfile
-  - gemfiles/rails_latest.gemfile
-addons:
-  code_climate:
-    repo_token: b310674f6c6c6e6b425087fd4bfd38b2f6def3afc8db24009ad23372140d0ef4
+before_install: "which bundle || gem install bundler"
+matrix:
+  include:
+    - rvm: 2.4.5
+      gemfile: gemfiles/rails_5_2.gemfile
+    - rvm: 2.5.3
+      gemfile: gemfiles/rails_5_2.gemfile
+    - rvm: 2.6.1
+      gemfile: gemfiles/rails_4_2.gemfile
+    - rvm: 2.6.1
+      gemfile: gemfiles/rails_5_0.gemfile
+    - rvm: 2.6.1
+      gemfile: gemfiles/rails_5_1.gemfile
+    - rvm: 2.6.1
+      gemfile: gemfiles/rails_5_2.gemfile
+    - rvm: 2.6.1
+      gemfile: gemfiles/rails_latest.gemfile
 script: "bundle exec rake test"