Disable memory limit

Author: wouterj

.travis.yml

@@ -37,9 +37,10 @@ matrix:
       env: SYMFONY_VERSION=3.0.*
 
 before_install:
-  - composer self-update || true
+  - composer self-update
 
 install:
+  - if [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]]; then echo "memory_limit = -1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini; fi
   - composer require symfony/symfony:${SYMFONY_VERSION} --no-update
   - composer update --prefer-source $COMPOSER_FLAGS