increase memory limit to make travis tests pass on 5.3

Author: lsmith77

.travis.yml

@@ -14,14 +14,15 @@ env:
   - TRANSPORT=doctrine_dbal
 
 before_script:
+  - echo "memory_limit = 1024M" >> travis.php.ini
+  - phpenv config-add travis.php.ini
   - composer self-update
   - cp app/config/phpcr_${TRANSPORT}.yml.dist app/config/phpcr.yml
   - cp app/config/parameters.yml.dist app/config/parameters.yml
   - ./app/tests/travis_${TRANSPORT}.sh
   - app/console doctrine:phpcr:workspace:create sandbox_test
   - app/console doctrine:phpcr:repository:init -e=test
 
-
 script: phpunit -c app
 
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