before_script:
 - composer install

language: php

php:
 - 5.6
 - 5.5
 - 5.4
before_script:
 - composer install

language: php

php:
 - 5.6
 - 5.5
 - 5.4

services:
 - mysql -e 'create database IF NOT EXISTS test;' -uroot
Add database service to Travis CI configuration.
Add database service to Travis CI configuration.
