.travis.yml in react_on_rails-10.1.1 vs .travis.yml in react_on_rails-10.1.3

@@ -4,10 +4,11 @@
 
 rvm:
   # Rails 5 requires 2.2
   - 2.3.1
   - 2.4.1
+  - 2.5.0
   - 2.2.6
 services:
   - docker
 
 cache:
@@ -55,9 +56,11 @@
   exclude:
     - gemfile: spec/dummy_no_webpacker/Gemfile.rails32
       rvm: 2.3.1
     - gemfile: spec/dummy_no_webpacker/Gemfile.rails32
       rvm: 2.4.1
+    - gemfile: spec/dummy_no_webpacker/Gemfile.rails32
+      rvm: 2.5.0
     - gemfile: spec/dummy/Gemfile
       rvm: 2.2.6
 
 notifications:
   slack: