diff --git a/composer.json b/composer.json
index a485d1d..c3cd2f6 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,6 @@
         "php": "^7.1",
         "marc-mabe/php-enum": "^2.3",
         "doctrine/annotations": "^1.3",
-        "roave/security-advisories": "dev-master",
         "doctrine/instantiator": "^1.0",
         "phpdocumentor/reflection-docblock": "^3.0",
         "league/flysystem": "^1.0",
diff --git a/composer.lock b/composer.lock
index e48f298..5ab85d7 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "0c9fcd3a244e65d2e73577169641ef7b",
+    "content-hash": "80b5e331839c47b8ab13433ef9907615",
     "packages": [
         {
             "name": "doctrine/annotations",
@@ -649,143 +649,6 @@
             ],
             "time": "2017-06-28 15:35:32"
         },
-        {
-            "name": "roave/security-advisories",
-            "version": "dev-master",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/Roave/SecurityAdvisories.git",
-                "reference": "f40f874cb7139abb9309fa63a31fd37bb49ddd3e"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/Roave/SecurityAdvisories/zipball/f40f874cb7139abb9309fa63a31fd37bb49ddd3e",
-                "reference": "f40f874cb7139abb9309fa63a31fd37bb49ddd3e",
-                "shasum": ""
-            },
-            "conflict": {
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-                "amphp/artax": ">=2,<2.0.6|<1.0.6",
-                "aws/aws-sdk-php": ">=3,<3.2.1",
-                "bugsnag/bugsnag-laravel": ">=2,<2.0.2",
-                "cakephp/cakephp": ">=3,<3.0.15|>=2,<2.4.99|>=2.5,<2.5.99|>=2.6,<2.6.12|>=1.3,<1.3.18|>=2.7,<2.7.6|>=3.1,<3.1.4",
-                "cart2quote/module-quotation": ">=4.1.6,<=4.4.5|>=5,<5.4.4",
-                "cartalyst/sentry": "<2.1",
-                "codeigniter/framework": "<=3.0.6",
-                "composer/composer": "<=1.0.0-alpha11",
-                "contao-components/mediaelement": ">=2.14.2,<2.21.1",
-                "contao/core": ">=2,<3.5.28",
-                "contao/core-bundle": ">=4,<4.4.1",
-                "doctrine/annotations": ">=1,<1.2.7",
-                "doctrine/cache": ">=1,<1.3.2|>=1.4,<1.4.2",
-                "doctrine/common": ">=2,<2.4.3|>=2.5,<2.5.1",
-                "doctrine/dbal": ">=2,<2.0.8|>=2.1,<2.1.2",
-                "doctrine/doctrine-bundle": "<1.5.2",
-                "doctrine/doctrine-module": "<=0.7.1",
-                "doctrine/mongodb-odm": ">=1,<1.0.2",
-                "doctrine/mongodb-odm-bundle": ">=2,<3.0.1",
-                "doctrine/orm": ">=2,<2.4.8|>=2.5,<2.5.1",
-                "dompdf/dompdf": ">=0.6,<0.6.2",
-                "drupal/core": ">=8,<8.3.7",
-                "drupal/drupal": ">=8,<8.3.7",
-                "firebase/php-jwt": "<2",
-                "friendsofsymfony/rest-bundle": ">=1.2,<1.2.2",
-                "friendsofsymfony/user-bundle": ">=1.2,<1.3.5",
-                "gregwar/rst": "<1.0.3",
-                "guzzlehttp/guzzle": ">=6,<6.2.1|>=4.0.0-rc2,<4.2.4|>=5,<5.3.1",
-                "illuminate/auth": ">=4,<4.0.99|>=4.1,<4.1.26",
-                "illuminate/database": ">=4,<4.0.99|>=4.1,<4.1.29",
-                "joomla/session": "<1.3.1",
-                "laravel/framework": ">=4,<4.0.99|>=4.1,<4.1.29",
-                "laravel/socialite": ">=1,<1.0.99|>=2,<2.0.10",
-                "magento/magento1ce": ">=1.5.0.1,<1.9.3.2",
-                "magento/magento1ee": ">=1.9,<1.14.3.2",
-                "magento/magento2ce": ">=2,<2.2",
-                "monolog/monolog": ">=1.8,<1.12",
-                "namshi/jose": "<2.2",
-                "onelogin/php-saml": "<2.10.4",
-                "oro/crm": ">=1.7,<1.7.4",
-                "oro/platform": ">=1.7,<1.7.4",
-                "phpmailer/phpmailer": ">=5,<5.2.24",
-                "pusher/pusher-php-server": "<2.2.1",
-                "sabre/dav": ">=1.6,<1.6.99|>=1.7,<1.7.11|>=1.8,<1.8.9",
-                "shopware/shopware": "<4.4|>=5,<5.2.16",
-                "silverstripe/cms": ">=3.1,<3.1.11|>=3,<=3.0.11",
-                "silverstripe/forum": "<=0.6.1|>=0.7,<=0.7.3",
-                "silverstripe/framework": ">=3,<3.3",
-                "silverstripe/userforms": "<3",
-                "simplesamlphp/saml2": "<1.8.1|>=1.9,<1.9.1|>=1.10,<1.10.3|>=2,<2.3.3",
-                "simplesamlphp/simplesamlphp": "<1.14.15",
-                "simplesamlphp/simplesamlphp-module-infocard": "<1.0.1",
-                "socalnick/scn-social-auth": "<1.15.2",
-                "squizlabs/php_codesniffer": ">=1,<2.8.1",
-                "swiftmailer/swiftmailer": ">=4,<5.4.5",
-                "symfony/dependency-injection": ">=2,<2.0.17",
-                "symfony/form": ">=2.3,<2.3.35|>=2.4,<2.6.12|>=2.7,<2.7.7",
-                "symfony/framework-bundle": ">=2,<2.3.18|>=2.4,<2.4.8|>=2.5,<2.5.2",
-                "symfony/http-foundation": ">=2,<2.3.27|>=2.4,<2.5.11|>=2.6,<2.6.6",
-                "symfony/http-kernel": ">=2,<2.3.29|>=2.4,<2.5.12|>=2.6,<2.6.8",
-                "symfony/routing": ">=2,<2.0.19",
-                "symfony/security": ">=2.7.30,<2.7.32|>=2.8.23,<2.8.25|>=3.2.10,<3.2.12|>=3.3.3,<3.3.5|>=2.3,<2.3.37|>=2.4,<2.6.13|>=2.7,<2.7.9|>=2,<2.0.25|>=2.1,<2.1.13|>=2.2,<2.2.9",
-                "symfony/security-core": ">=2.7.30,<2.7.32|>=2.8.23,<2.8.25|>=3.2.10,<3.2.12|>=3.3.3,<3.3.5|>=2.8,<2.8.6|>=3,<3.0.6|>=2.4,<2.6.13|>=2.7,<2.7.9",
-                "symfony/security-http": ">=2.4,<2.7.13|>=2.3,<2.3.41|>=2.8,<2.8.6|>=3,<3.0.6",
-                "symfony/serializer": ">=2,<2.0.11",
-                "symfony/symfony": ">=2,<2.3.41|>=2.4,<2.7.13|>=2.7.30,<2.7.32|>=2.8.23,<2.8.25|>=3.2.10,<3.2.12|>=3.3.3,<3.3.5|>=2.8,<2.8.6|>=3,<3.0.6",
-                "symfony/translation": ">=2,<2.0.17",
-                "symfony/validator": ">=2,<2.0.24|>=2.1,<2.1.12|>=2.2,<2.2.5|>=2.3,<2.3.3",
-                "symfony/web-profiler-bundle": ">=2,<2.3.19|>=2.4,<2.4.9|>=2.5,<2.5.4",
-                "symfony/yaml": ">=2,<2.0.22|>=2.1,<2.1.7",
-                "thelia/backoffice-default-template": ">=2.1,<2.1.2",
-                "thelia/thelia": ">=2.1.0-beta1,<2.1.3|>=2.1,<2.1.2",
-                "twig/twig": "<1.20",
-                "typo3/cms": ">=6.2,<6.2.30|>=8,<8.6.1|>=7,<7.6.16",
-                "typo3/flow": ">=2.3,<2.3.16|>=3,<3.0.10|>=3.1,<3.1.7|>=3.2,<3.2.7|>=3.3,<3.3.5|>=1,<1.0.4|>=1.1,<1.1.1|>=2,<2.0.1",
-                "typo3/neos": ">=1.1,<1.1.3|>=1.2,<1.2.13|>=2,<2.0.4",
-                "willdurand/js-translation-bundle": "<2.1.1",
-                "yiisoft/yii": ">=1.1.14,<1.1.15",
-                "yiisoft/yii2": "<2.0.5",
-                "yiisoft/yii2-bootstrap": "<2.0.4",
-                "yiisoft/yii2-dev": "<2.0.4",
-                "yiisoft/yii2-gii": "<2.0.4",
-                "yiisoft/yii2-jui": "<2.0.4",
-                "zendframework/zend-cache": ">=2.4,<2.4.8|>=2.5,<2.5.3",
-                "zendframework/zend-captcha": ">=2,<2.4.9|>=2.5,<2.5.2",
-                "zendframework/zend-crypt": ">=2,<2.4.9|>=2.5,<2.5.2",
-                "zendframework/zend-db": ">=2,<2.0.99|>=2.1,<2.1.99|>=2.2,<2.2.10|>=2.3,<2.3.5",
-                "zendframework/zend-diactoros": ">=1,<1.0.4",
-                "zendframework/zend-form": ">=2,<2.2.7|>=2.3,<2.3.1",
-                "zendframework/zend-http": ">=2,<2.0.99|>=2.1,<2.1.99|>=2.3,<2.3.8|>=2.4,<2.4.1",
-                "zendframework/zend-json": ">=2.1,<2.1.6|>=2.2,<2.2.6",
-                "zendframework/zend-ldap": ">=2,<2.0.99|>=2.1,<2.1.99|>=2.2,<2.2.8|>=2.3,<2.3.3",
-                "zendframework/zend-mail": ">=2,<2.4.11|>=2.5,<2.7.2",
-                "zendframework/zend-navigation": ">=2,<2.2.7|>=2.3,<2.3.1",
-                "zendframework/zend-session": ">=2,<2.0.99|>=2.1,<2.1.99|>=2.2,<2.2.9|>=2.3,<2.3.4",
-                "zendframework/zend-validator": ">=2.3,<2.3.6",
-                "zendframework/zend-view": ">=2,<2.2.7|>=2.3,<2.3.1",
-                "zendframework/zend-xmlrpc": ">=2.1,<2.1.6|>=2.2,<2.2.6",
-                "zendframework/zendframework": ">=2,<2.4.11|>=2.5,<2.5.1",
-                "zendframework/zendframework1": "<1.12.20",
-                "zendframework/zendopenid": ">=2,<2.0.2",
-                "zendframework/zendxml": ">=1,<1.0.1",
-                "zf-commons/zfc-user": "<1.2.2",
-                "zfcampus/zf-apigility-doctrine": ">=1,<1.0.3",
-                "zfr/zfr-oauth2-server-module": "<0.1.2"
-            },
-            "type": "metapackage",
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Marco Pivetta",
-                    "email": "ocramius@gmail.com",
-                    "role": "maintainer"
-                }
-            ],
-            "description": "Prevents installation of composer packages with known security vulnerabilities: no API, simply require it",
-            "time": "2017-08-17T12:55:16+00:00"
-        },
         {
             "name": "webmozart/assert",
             "version": "dev-master",
@@ -5622,9 +5485,7 @@
     ],
     "aliases": [],
     "minimum-stability": "dev",
-    "stability-flags": {
-        "roave/security-advisories": 20
-    },
+    "stability-flags": [],
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {