.travis.yml in ezclient-1.2.0 vs .travis.yml in ezclient-1.3.0

@@ -1,26 +1,18 @@
 language: ruby
-
 sudo: false
-
-rvm:
-  - 2.3
-  - 2.4
-  - 2.5
-  - ruby-head
-
+cache: bundler
 before_install: gem install bundler
-
 env: SUITE="rspec"
-
 script: bundle exec $SUITE
-
 matrix:
   fast_finish: true
-  # Only run RuboCop on the latest Ruby
   include:
+    - rvm: 2.3
+    - rvm: 2.4
     - rvm: 2.5
+    - rvm: 2.6
+    - rvm: ruby-head
+    - rvm: 2.6
       env: SUITE="rubocop"
   allow_failures:
     - rvm: ruby-head
-
-cache: bundler