.travis.yml in adyen-1.3.2 vs .travis.yml in adyen-1.4.0

@@ -2,9 +2,10 @@
 script: bundle exec rake
 rvm:
   - 1.8.7
   - 1.9.2
   - 1.9.3
+  - 2.0.0
   - ruby-head
   - ree
   - rbx-18mode
   - rbx-19mode
   - jruby-18mode