.travis.yml in property_sets-2.4.0 vs .travis.yml in property_sets-2.5.0

@@ -6,13 +6,16 @@
   - jruby
 script: "bundle exec rake test"
 gemfile:
   - gemfiles/rails2.3.gemfile
   - gemfiles/rails3.2.gemfile
+  - gemfiles/rails4.0.gemfile
 matrix:
   exclude:
     - rvm: 2.0.0
       gemfile: gemfiles/rails2.3.gemfile
     - rvm: 2.1.0
       gemfile: gemfiles/rails2.3.gemfile
     - rvm: ree
       gemfile: gemfiles/rails3.2.gemfile
+    - rvm: ree
+      gemfile: gemfiles/rails4.0.gemfile