composer.json

{
    "require": {
        "symfony/symfony":"~2.4",
        "doctrine/doctrine-bundle": "~1.2",
        "twig/extensions": "~1.0",
        "symfony/assetic-bundle": "~2.3",
        "symfony/monolog-bundle": "~2.4",
        "sensio/distribution-bundle": "~2.3",
        "sensio/framework-extra-bundle": "~2.3",

        "doctrine/mongodb-odm": "~1.0@beta",
        "doctrine/mongodb-odm-bundle": "~3.0@dev"
    },
    "minimum-stability": "stable",
    "prefer-stable": true,
    "scripts": {
        "post-install-cmd": [
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap"
        ],
        "post-update-cmd": [
            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap"
        ]
    }
}