Updated init script

Author: dantleech

Tests/Functional/init_travis.sh

@@ -3,4 +3,4 @@
 composer install --dev
 cp ./Tests/Functional/app/config/parameters.yml.dist ./Tests/Functional/app/config/parameters.yml
 php Tests/Functional/app/console doctrine:phpcr:init:dbal
-php Tests/Functional/app/console doctrine:phpcr:register-system-node-types
+php Tests/Functional/app/console doctrine:phpcr:repository:init