[BUGFIX] Create the database before the composer install script (#53)
[BUGFIX] Create the database before the composer install script (#53)

Now the Travis build steps are in a different order to ensure the
following depency chain does not break:

1. composer install calls the composer scripts
2. the composer script for clearing the cache requires a working
   Symfony systen
3. for production mode (including warming the production caches),
   a working MySQL database is required
phpList/rest-api