diff --git a/app/SymfonyRequirements.php b/app/SymfonyRequirements.php
index dbaafa8..caabe40 100644
--- a/app/SymfonyRequirements.php
+++ b/app/SymfonyRequirements.php
@@ -542,11 +542,22 @@ class SymfonyRequirements extends RequirementCollection
 
         /* optional recommendations follow */
 
-        $this->addRecommendation(
-            file_get_contents(__FILE__) === file_get_contents(__DIR__.'/../vendor/sensio/distribution-bundle/Sensio/Bundle/DistributionBundle/Resources/skeleton/app/SymfonyRequirements.php'),
-            'Requirements file should be up-to-date',
-            'Your requirements file is outdated. Run composer install and re-check your configuration.'
-        );
+        if (file_exists(__DIR__.'/../vendor/composer')) {
+            require_once __DIR__.'/../vendor/autoload.php';
+
+            try {
+                $r = new \ReflectionClass('Sensio\Bundle\DistributionBundle\SensioDistributionBundle');
+
+                $contents = file_get_contents(dirname($r->getFileName()).'/Resources/skeleton/app/SymfonyRequirements.php');
+            } catch (\ReflectionException $e) {
+                $contents = '';
+            }
+            $this->addRecommendation(
+                file_get_contents(__FILE__) === $contents,
+                'Requirements file should be up-to-date',
+                'Your requirements file is outdated. Run composer install and re-check your configuration.'
+            );
+        }
 
         $this->addRecommendation(
             version_compare($installedPhpVersion, '5.3.4', '>='),
diff --git a/composer.lock b/composer.lock
index bc09293..e29b519 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,23 +1,23 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
     "hash": "6f8a78a0b471fceb335f2e83e43985ef",
     "packages": [
         {
             "name": "doctrine/annotations",
-            "version": "v1.2.3",
+            "version": "v1.2.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/annotations.git",
-                "reference": "eeda578cbe24a170331a1cfdf78be723412df7a4"
+                "reference": "b5202eb9e83f8db52e0e58867e0a46e63be8332e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/annotations/zipball/eeda578cbe24a170331a1cfdf78be723412df7a4",
-                "reference": "eeda578cbe24a170331a1cfdf78be723412df7a4",
+                "url": "https://api.github.com/repos/doctrine/annotations/zipball/b5202eb9e83f8db52e0e58867e0a46e63be8332e",
+                "reference": "b5202eb9e83f8db52e0e58867e0a46e63be8332e",
                 "shasum": ""
             },
             "require": {
@@ -72,20 +72,20 @@
                 "docblock",
                 "parser"
             ],
-            "time": "2014-12-20 20:49:38"
+            "time": "2014-12-23 22:40:37"
         },
         {
             "name": "doctrine/cache",
-            "version": "v1.4.0",
+            "version": "v1.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/cache.git",
-                "reference": "2346085d2b027b233ae1d5de59b07440b9f288c8"
+                "reference": "c9eadeb743ac6199f7eec423cb9426bc518b7b03"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/cache/zipball/2346085d2b027b233ae1d5de59b07440b9f288c8",
-                "reference": "2346085d2b027b233ae1d5de59b07440b9f288c8",
+                "url": "https://api.github.com/repos/doctrine/cache/zipball/c9eadeb743ac6199f7eec423cb9426bc518b7b03",
+                "reference": "c9eadeb743ac6199f7eec423cb9426bc518b7b03",
                 "shasum": ""
             },
             "require": {
@@ -96,13 +96,13 @@
             },
             "require-dev": {
                 "phpunit/phpunit": ">=3.7",
-                "predis/predis": "~0.8",
+                "predis/predis": "~1.0",
                 "satooshi/php-coveralls": "~0.6"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.4.x-dev"
+                    "dev-master": "1.5.x-dev"
                 }
             },
             "autoload": {
@@ -142,25 +142,28 @@
                 "cache",
                 "caching"
             ],
-            "time": "2015-01-15 20:38:55"
+            "time": "2015-04-15 00:11:59"
         },
         {
             "name": "doctrine/collections",
-            "version": "v1.2",
+            "version": "v1.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/collections.git",
-                "reference": "b99c5c46c87126201899afe88ec490a25eedd6a2"
+                "reference": "6c1e4eef75f310ea1b3e30945e9f06e652128b8a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/collections/zipball/b99c5c46c87126201899afe88ec490a25eedd6a2",
-                "reference": "b99c5c46c87126201899afe88ec490a25eedd6a2",
+                "url": "https://api.github.com/repos/doctrine/collections/zipball/6c1e4eef75f310ea1b3e30945e9f06e652128b8a",
+                "reference": "6c1e4eef75f310ea1b3e30945e9f06e652128b8a",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.3.2"
             },
+            "require-dev": {
+                "phpunit/phpunit": "~4.0"
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -177,17 +180,6 @@
                 "MIT"
             ],
             "authors": [
-                {
-                    "name": "Jonathan Wage",
-                    "email": "jonwage@gmail.com",
-                    "homepage": "http://www.jwage.com/",
-                    "role": "Creator"
-                },
-                {
-                    "name": "Guilherme Blanco",
-                    "email": "guilhermeblanco@gmail.com",
-                    "homepage": "http://www.instaclick.com"
-                },
                 {
                     "name": "Roman Borschel",
                     "email": "roman@code-factory.org"
@@ -196,11 +188,17 @@
                     "name": "Benjamin Eberlei",
                     "email": "kontakt@beberlei.de"
                 },
+                {
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
                 {
                     "name": "Johannes Schmitt",
-                    "email": "schmittjoh@gmail.com",
-                    "homepage": "https://github.com/schmittjoh",
-                    "role": "Developer of wrapped JMSSerializerBundle"
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
             "description": "Collections Abstraction library",
@@ -210,20 +208,20 @@
                 "collections",
                 "iterator"
             ],
-            "time": "2014-02-03 23:07:43"
+            "time": "2015-04-14 22:21:58"
         },
         {
             "name": "doctrine/common",
-            "version": "v2.4.2",
+            "version": "v2.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/common.git",
-                "reference": "5db6ab40e4c531f14dad4ca96a394dfce5d4255b"
+                "reference": "cd8daf2501e10c63dced7b8b9b905844316ae9d3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/common/zipball/5db6ab40e4c531f14dad4ca96a394dfce5d4255b",
-                "reference": "5db6ab40e4c531f14dad4ca96a394dfce5d4255b",
+                "url": "https://api.github.com/repos/doctrine/common/zipball/cd8daf2501e10c63dced7b8b9b905844316ae9d3",
+                "reference": "cd8daf2501e10c63dced7b8b9b905844316ae9d3",
                 "shasum": ""
             },
             "require": {
@@ -240,7 +238,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.4.x-dev"
+                    "dev-master": "2.6.x-dev"
                 }
             },
             "autoload": {
@@ -253,17 +251,6 @@
                 "MIT"
             ],
             "authors": [
-                {
-                    "name": "Jonathan Wage",
-                    "email": "jonwage@gmail.com",
-                    "homepage": "http://www.jwage.com/",
-                    "role": "Creator"
-                },
-                {
-                    "name": "Guilherme Blanco",
-                    "email": "guilhermeblanco@gmail.com",
-                    "homepage": "http://www.instaclick.com"
-                },
                 {
                     "name": "Roman Borschel",
                     "email": "roman@code-factory.org"
@@ -272,11 +259,17 @@
                     "name": "Benjamin Eberlei",
                     "email": "kontakt@beberlei.de"
                 },
+                {
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
+                    "name": "Jonathan Wage",
+                    "email": "jonwage@gmail.com"
+                },
                 {
                     "name": "Johannes Schmitt",
-                    "email": "schmittjoh@gmail.com",
-                    "homepage": "https://github.com/schmittjoh",
-                    "role": "Developer of wrapped JMSSerializerBundle"
+                    "email": "schmittjoh@gmail.com"
                 }
             ],
             "description": "Common Library for Doctrine projects",
@@ -288,7 +281,7 @@
                 "persistence",
                 "spl"
             ],
-            "time": "2014-05-21 19:28:51"
+            "time": "2015-04-02 19:55:44"
         },
         {
             "name": "doctrine/dbal",
@@ -355,16 +348,16 @@
         },
         {
             "name": "doctrine/doctrine-bundle",
-            "version": "v1.4.0",
+            "version": "v1.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/DoctrineBundle.git",
-                "reference": "1986ff3a945b584c6505d07eae92d77e41131078"
+                "reference": "0b9e27037c4fdbad515ee5ec89842e9091a6480f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/DoctrineBundle/zipball/1986ff3a945b584c6505d07eae92d77e41131078",
-                "reference": "1986ff3a945b584c6505d07eae92d77e41131078",
+                "url": "https://api.github.com/repos/doctrine/DoctrineBundle/zipball/0b9e27037c4fdbad515ee5ec89842e9091a6480f",
+                "reference": "0b9e27037c4fdbad515ee5ec89842e9091a6480f",
                 "shasum": ""
             },
             "require": {
@@ -372,6 +365,7 @@
                 "doctrine/doctrine-cache-bundle": "~1.0",
                 "jdorn/sql-formatter": "~1.1",
                 "php": ">=5.3.2",
+                "symfony/console": "~2.3",
                 "symfony/doctrine-bridge": "~2.2",
                 "symfony/framework-bundle": "~2.3"
             },
@@ -390,7 +384,7 @@
             "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.4.x-dev"
+                    "dev-master": "1.5.x-dev"
                 }
             },
             "autoload": {
@@ -428,7 +422,7 @@
                 "orm",
                 "persistence"
             ],
-            "time": "2015-02-28 11:04:45"
+            "time": "2015-05-28 12:27:15"
         },
         {
             "name": "doctrine/doctrine-cache-bundle",
@@ -521,19 +515,19 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/DoctrineMigrationsBundle.git",
-                "reference": "6a1bd731dbdd4ad952a3b246a8f38c9c12f52e62"
+                "reference": "1e8cd4415bd2f893eb828216b529a75e8b61d579"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/DoctrineMigrationsBundle/zipball/6a1bd731dbdd4ad952a3b246a8f38c9c12f52e62",
-                "reference": "6a1bd731dbdd4ad952a3b246a8f38c9c12f52e62",
+                "url": "https://api.github.com/repos/doctrine/DoctrineMigrationsBundle/zipball/1e8cd4415bd2f893eb828216b529a75e8b61d579",
+                "reference": "1e8cd4415bd2f893eb828216b529a75e8b61d579",
                 "shasum": ""
             },
             "require": {
                 "doctrine/doctrine-bundle": "~1.0",
                 "doctrine/migrations": "~1.0@dev",
                 "php": ">=5.3.2",
-                "symfony/framework-bundle": "~2.1"
+                "symfony/framework-bundle": "~2.3|~3.0"
             },
             "type": "symfony-bundle",
             "extra": {
@@ -571,7 +565,7 @@
                 "migrations",
                 "schema"
             ],
-            "time": "2015-02-16 13:24:46"
+            "time": "2015-05-06 08:32:15"
         },
         {
             "name": "doctrine/inflector",
@@ -700,21 +694,28 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/migrations.git",
-                "reference": "65978aa4e9ffca3bb632225ad8c6320077d80d85"
+                "reference": "abb87d84ed21fd30c27bd3b52252a495a36d32fb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/migrations/zipball/65978aa4e9ffca3bb632225ad8c6320077d80d85",
-                "reference": "65978aa4e9ffca3bb632225ad8c6320077d80d85",
+                "url": "https://api.github.com/repos/doctrine/migrations/zipball/abb87d84ed21fd30c27bd3b52252a495a36d32fb",
+                "reference": "abb87d84ed21fd30c27bd3b52252a495a36d32fb",
                 "shasum": ""
             },
             "require": {
                 "doctrine/dbal": "~2.0",
-                "php": ">=5.3.2"
+                "php": ">=5.3.2",
+                "symfony/console": "~2.3",
+                "symfony/yaml": "~2.3"
+            },
+            "conflict": {
+                "doctrine/orm": "<2.4"
             },
             "require-dev": {
-                "symfony/console": "2.*",
-                "symfony/yaml": "2.*"
+                "doctrine/coding-standard": "dev-master",
+                "doctrine/orm": "2.*",
+                "phpunit/phpunit": "~4.0",
+                "satooshi/php-coveralls": "0.6.*"
             },
             "suggest": {
                 "symfony/console": "to run the migration from the console"
@@ -750,7 +751,7 @@
                 "database",
                 "migrations"
             ],
-            "time": "2015-03-23 09:47:20"
+            "time": "2015-05-26 15:30:26"
         },
         {
             "name": "doctrine/orm",
@@ -1281,17 +1282,17 @@
         },
         {
             "name": "sensio/distribution-bundle",
-            "version": "v3.0.20",
+            "version": "v3.0.25",
             "target-dir": "Sensio/Bundle/DistributionBundle",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sensiolabs/SensioDistributionBundle.git",
-                "reference": "48c76189fb0a76a20a4a67a750b513ed06074b55"
+                "reference": "01931139b0f067a4016d5d56e82c2b3086533b89"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sensiolabs/SensioDistributionBundle/zipball/48c76189fb0a76a20a4a67a750b513ed06074b55",
-                "reference": "48c76189fb0a76a20a4a67a750b513ed06074b55",
+                "url": "https://api.github.com/repos/sensiolabs/SensioDistributionBundle/zipball/01931139b0f067a4016d5d56e82c2b3086533b89",
+                "reference": "01931139b0f067a4016d5d56e82c2b3086533b89",
                 "shasum": ""
             },
             "require": {
@@ -1337,21 +1338,20 @@
                 "configuration",
                 "distribution"
             ],
-            "time": "2015-03-26 11:09:50"
+            "time": "2015-05-29 22:35:41"
         },
         {
             "name": "sensio/framework-extra-bundle",
-            "version": "v3.0.6",
-            "target-dir": "Sensio/Bundle/FrameworkExtraBundle",
+            "version": "v3.0.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sensiolabs/SensioFrameworkExtraBundle.git",
-                "reference": "1c3ed356bd1ff67cd71806efbb71511644035c85"
+                "reference": "a30fc18bf147bc25faf6b1d54bf55cfad4b63cba"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sensiolabs/SensioFrameworkExtraBundle/zipball/1c3ed356bd1ff67cd71806efbb71511644035c85",
-                "reference": "1c3ed356bd1ff67cd71806efbb71511644035c85",
+                "url": "https://api.github.com/repos/sensiolabs/SensioFrameworkExtraBundle/zipball/a30fc18bf147bc25faf6b1d54bf55cfad4b63cba",
+                "reference": "a30fc18bf147bc25faf6b1d54bf55cfad4b63cba",
                 "shasum": ""
             },
             "require": {
@@ -1364,6 +1364,7 @@
             },
             "suggest": {
                 "symfony/expression-language": "",
+                "symfony/psr-http-message-bridge": "To use the PSR-7 converters",
                 "symfony/security-bundle": ""
             },
             "type": "symfony-bundle",
@@ -1373,8 +1374,8 @@
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Sensio\\Bundle\\FrameworkExtraBundle": ""
+                "psr-4": {
+                    "Sensio\\Bundle\\FrameworkExtraBundle\\": ""
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -1392,20 +1393,20 @@
                 "annotations",
                 "controllers"
             ],
-            "time": "2015-03-24 15:12:07"
+            "time": "2015-05-29 18:27:23"
         },
         {
             "name": "sensiolabs/security-checker",
-            "version": "v2.0.1",
+            "version": "v2.0.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sensiolabs/security-checker.git",
-                "reference": "134cecf1c61256bd8e973e11376891a724543820"
+                "reference": "2c2a71f1c77d9765c12638c4724d9ca23658a810"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sensiolabs/security-checker/zipball/134cecf1c61256bd8e973e11376891a724543820",
-                "reference": "134cecf1c61256bd8e973e11376891a724543820",
+                "url": "https://api.github.com/repos/sensiolabs/security-checker/zipball/2c2a71f1c77d9765c12638c4724d9ca23658a810",
+                "reference": "2c2a71f1c77d9765c12638c4724d9ca23658a810",
                 "shasum": ""
             },
             "require": {
@@ -1437,7 +1438,7 @@
                 }
             ],
             "description": "A security checker for your composer.lock",
-            "time": "2015-01-26 16:25:19"
+            "time": "2015-05-28 14:22:40"
         },
         {
             "name": "swiftmailer/swiftmailer",
@@ -1678,12 +1679,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/symfony.git",
-                "reference": "6ce03d3942ae65b9bcbc2afbec800ea1cf8361d8"
+                "reference": "7493c2bef54fb818c5304bdd9d2194890b839422"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/symfony/zipball/6ce03d3942ae65b9bcbc2afbec800ea1cf8361d8",
-                "reference": "6ce03d3942ae65b9bcbc2afbec800ea1cf8361d8",
+                "url": "https://api.github.com/repos/symfony/symfony/zipball/7493c2bef54fb818c5304bdd9d2194890b839422",
+                "reference": "7493c2bef54fb818c5304bdd9d2194890b839422",
                 "shasum": ""
             },
             "require": {
@@ -1747,7 +1748,6 @@
                 "ircmaxell/password-compat": "~1.0",
                 "monolog/monolog": "~1.11",
                 "ocramius/proxy-manager": "~0.4|~1.0",
-                "propel/propel1": "~1.6",
                 "symfony/phpunit-bridge": "self.version"
             },
             "type": "library",
@@ -1757,14 +1757,14 @@
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Symfony\\Bridge\\Doctrine\\": "src/",
-                    "Symfony\\Bridge\\Monolog\\": "src/",
-                    "Symfony\\Bridge\\ProxyManager\\": "src/",
-                    "Symfony\\Bridge\\Swiftmailer\\": "src/",
-                    "Symfony\\Bridge\\Twig\\": "src/",
-                    "Symfony\\Bundle\\": "src/",
-                    "Symfony\\Component\\": "src/"
+                "psr-4": {
+                    "Symfony\\Bridge\\Doctrine\\": "src/Symfony/Bridge/Doctrine/",
+                    "Symfony\\Bridge\\Monolog\\": "src/Symfony/Bridge/Monolog/",
+                    "Symfony\\Bridge\\ProxyManager\\": "src/Symfony/Bridge/ProxyManager/",
+                    "Symfony\\Bridge\\Swiftmailer\\": "src/Symfony/Bridge/Swiftmailer/",
+                    "Symfony\\Bridge\\Twig\\": "src/Symfony/Bridge/Twig/",
+                    "Symfony\\Bundle\\": "src/Symfony/Bundle/",
+                    "Symfony\\Component\\": "src/Symfony/Component/"
                 },
                 "classmap": [
                     "src/Symfony/Component/HttpFoundation/Resources/stubs",
@@ -1779,21 +1779,21 @@
                 "MIT"
             ],
             "authors": [
-                {
-                    "name": "Symfony Community",
-                    "homepage": "http://symfony.com/contributors"
-                },
                 {
                     "name": "Fabien Potencier",
                     "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
                 }
             ],
             "description": "The Symfony PHP framework",
-            "homepage": "http://symfony.com",
+            "homepage": "https://symfony.com",
             "keywords": [
                 "framework"
             ],
-            "time": "2015-03-29 09:44:52"
+            "time": "2015-05-30 17:16:04"
         },
         {
             "name": "twig/extensions",
@@ -1849,20 +1849,20 @@
         },
         {
             "name": "twig/twig",
-            "version": "v1.18.0",
+            "version": "v1.18.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "4cf7464348e7f9893a93f7096a90b73722be99cf"
+                "reference": "9f70492f44398e276d1b81c1b43adfe6751c7b7f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/4cf7464348e7f9893a93f7096a90b73722be99cf",
-                "reference": "4cf7464348e7f9893a93f7096a90b73722be99cf",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/9f70492f44398e276d1b81c1b43adfe6751c7b7f",
+                "reference": "9f70492f44398e276d1b81c1b43adfe6751c7b7f",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.2.4"
+                "php": ">=5.2.7"
             },
             "type": "library",
             "extra": {
@@ -1902,7 +1902,7 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2015-01-25 17:32:08"
+            "time": "2015-04-19 08:30:27"
         }
     ],
     "packages-dev": [