try to install sausage.

.travis.yml

@@ -6,6 +6,8 @@ php:
 before_script:
   - npm install jshint -g
   - jshint --version
+  - sudo apt-get install php-pear php5-curl php5-xdebug
+  - curl -s https://raw.github.com/jlipps/sausage-bun/master/givememysausage.php | php
 script:
   - phpunit
   - jshint --verbose --show-non-errors util.js