Reorganize travis build tasks

.travis.yml

@@ -3,9 +3,10 @@ go:
   - 1.2
 install:
   - script/bootstrap
+  - export PATH="$HOME/gopath/bin:$PATH"
+  - ruby -v
   - bundle install
 script:
-  - export PATH="$HOME/gopath/bin:$PATH"
   - script/build
   - script/test
   - bundle exec rake features