.travis.yml in spring-0.0.10 vs .travis.yml in spring-0.0.11

@@ -1,4 +1,7 @@
 language: ruby
 rvm:
   - 1.9.3
   - 2.0.0
+env:
+  - RAILS_VERSION="~> 3.2.0"
+  - RAILS_VERSION="~> 4.0.0"