minor tweaks to the travis setup

Author: lsmith77

.travis.yml

@@ -10,8 +10,8 @@ env:
   - SYMFONY_VERSION=dev-master
 
 before_script:
-  - composer require symfony/routing:${SYMFONY_VERSION} --no-update
-  - composer install --dev
+  - composer require symfony/framework-bundle:${SYMFONY_VERSION} --no-update
+  - composer update
   - cp ./Tests/Functional/config/parameters.yml.dist ./Tests/Functional/config/parameters.yml
   - php Tests/Functional/console doctrine:phpcr:init:dbal
   - php Tests/Functional/console doctrine:phpcr:repository:init