diff --git a/app/SymfonyRequirements.php b/app/SymfonyRequirements.php
index abaf0c179c..28b0dcdbfc 100644
--- a/app/SymfonyRequirements.php
+++ b/app/SymfonyRequirements.php
@@ -446,6 +446,12 @@ public function __construct()
             );
         }
 
+        $this->addRequirement(
+            function_exists('iconv'),
+            'iconv() must be available',
+            'Install and enable the <strong>iconv</strong> extension.'
+        );
+
         $this->addRequirement(
             function_exists('json_encode'),
             'json_encode() must be available',
@@ -546,10 +552,10 @@ function_exists('simplexml_import_dom'),
             require_once __DIR__.'/../vendor/autoload.php';
 
             try {
-                $r = new \ReflectionClass('Sensio\Bundle\DistributionBundle\SensioDistributionBundle');
+                $r = new ReflectionClass('Sensio\Bundle\DistributionBundle\SensioDistributionBundle');
 
                 $contents = file_get_contents(dirname($r->getFileName()).'/Resources/skeleton/app/SymfonyRequirements.php');
-            } catch (\ReflectionException $e) {
+            } catch (ReflectionException $e) {
                 $contents = '';
             }
             $this->addRecommendation(
diff --git a/composer.json b/composer.json
index e70ce48b72..249da911d5 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
         "incenteev/composer-parameter-handler": "~2.0"
     },
     "require-dev": {
-        "sensio/generator-bundle": "~2.3"
+        "sensio/generator-bundle": "~3.0"
     },
     "scripts": {
         "post-install-cmd": [
diff --git a/composer.lock b/composer.lock
index 817d8e4862..e44d47375d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "b5c7100f9bcbed9bf742002000d1cd84",
+    "hash": "6042d527f9c4f34bce8812788002488b",
+    "content-hash": "833596a0bb6251a99ba4a70bf74c552f",
     "packages": [
         {
             "name": "doctrine/annotations",
@@ -76,16 +77,16 @@
         },
         {
             "name": "doctrine/cache",
-            "version": "v1.4.2",
+            "version": "v1.5.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/cache.git",
-                "reference": "8c434000f420ade76a07c64cbe08ca47e5c101ca"
+                "reference": "2b9cec5a5e722010cbebc91713d4c11eaa064d5e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/cache/zipball/8c434000f420ade76a07c64cbe08ca47e5c101ca",
-                "reference": "8c434000f420ade76a07c64cbe08ca47e5c101ca",
+                "url": "https://api.github.com/repos/doctrine/cache/zipball/2b9cec5a5e722010cbebc91713d4c11eaa064d5e",
+                "reference": "2b9cec5a5e722010cbebc91713d4c11eaa064d5e",
                 "shasum": ""
             },
             "require": {
@@ -106,8 +107,8 @@
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Doctrine\\Common\\Cache\\": "lib/"
+                "psr-4": {
+                    "Doctrine\\Common\\Cache\\": "lib/Doctrine/Common/Cache"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -142,7 +143,7 @@
                 "cache",
                 "caching"
             ],
-            "time": "2015-08-31 12:36:41"
+            "time": "2015-11-02 18:35:48"
         },
         {
             "name": "doctrine/collections",
@@ -285,16 +286,16 @@
         },
         {
             "name": "doctrine/dbal",
-            "version": "v2.5.1",
+            "version": "v2.5.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/dbal.git",
-                "reference": "628c2256b646ae2417d44e063bce8aec5199d48d"
+                "reference": "01dbcbc5cd0a913d751418e635434a18a2f2a75c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/dbal/zipball/628c2256b646ae2417d44e063bce8aec5199d48d",
-                "reference": "628c2256b646ae2417d44e063bce8aec5199d48d",
+                "url": "https://api.github.com/repos/doctrine/dbal/zipball/01dbcbc5cd0a913d751418e635434a18a2f2a75c",
+                "reference": "01dbcbc5cd0a913d751418e635434a18a2f2a75c",
                 "shasum": ""
             },
             "require": {
@@ -352,20 +353,20 @@
                 "persistence",
                 "queryobject"
             ],
-            "time": "2015-01-12 21:52:47"
+            "time": "2015-09-16 16:29:33"
         },
         {
             "name": "doctrine/doctrine-bundle",
-            "version": "v1.5.1",
+            "version": "1.6.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/DoctrineBundle.git",
-                "reference": "8c5cedb4f2f7ebb66a963ae46ad9daa1e31cee01"
+                "reference": "a5b3ba908ba68f3e14e42762a7b940fde65ed7da"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/DoctrineBundle/zipball/8c5cedb4f2f7ebb66a963ae46ad9daa1e31cee01",
-                "reference": "8c5cedb4f2f7ebb66a963ae46ad9daa1e31cee01",
+                "url": "https://api.github.com/repos/doctrine/DoctrineBundle/zipball/a5b3ba908ba68f3e14e42762a7b940fde65ed7da",
+                "reference": "a5b3ba908ba68f3e14e42762a7b940fde65ed7da",
                 "shasum": ""
             },
             "require": {
@@ -392,7 +393,7 @@
             "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.5.x-dev"
+                    "dev-master": "1.6.x-dev"
                 }
             },
             "autoload": {
@@ -430,42 +431,42 @@
                 "orm",
                 "persistence"
             ],
-            "time": "2015-08-12 15:52:00"
+            "time": "2015-11-04 21:33:02"
         },
         {
             "name": "doctrine/doctrine-cache-bundle",
-            "version": "v1.0.1",
-            "target-dir": "Doctrine/Bundle/DoctrineCacheBundle",
+            "version": "1.2.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/DoctrineCacheBundle.git",
-                "reference": "e4b6f810aa047f9cbfe41c3d6a3d7e83d7477a9d"
+                "reference": "3233bc78e222d528ca89a6a47d48d6f37888e95e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/DoctrineCacheBundle/zipball/e4b6f810aa047f9cbfe41c3d6a3d7e83d7477a9d",
-                "reference": "e4b6f810aa047f9cbfe41c3d6a3d7e83d7477a9d",
+                "url": "https://api.github.com/repos/doctrine/DoctrineCacheBundle/zipball/3233bc78e222d528ca89a6a47d48d6f37888e95e",
+                "reference": "3233bc78e222d528ca89a6a47d48d6f37888e95e",
                 "shasum": ""
             },
             "require": {
-                "doctrine/cache": "~1.3",
+                "doctrine/cache": "^1.4.2",
                 "doctrine/inflector": "~1.0",
                 "php": ">=5.3.2",
-                "symfony/doctrine-bridge": "~2.2",
-                "symfony/framework-bundle": "~2.2",
-                "symfony/security": "~2.2"
+                "symfony/doctrine-bridge": "~2.2|~3.0",
+                "symfony/security-acl": "~2.3|~3.0"
             },
             "require-dev": {
                 "instaclick/coding-standard": "~1.1",
                 "instaclick/object-calisthenics-sniffs": "dev-master",
                 "instaclick/symfony2-coding-standard": "dev-remaster",
-                "phpunit/phpunit": "~3.7",
+                "phpunit/phpunit": "~4",
                 "satooshi/php-coveralls": "~0.6.1",
-                "squizlabs/php_codesniffer": "dev-master",
-                "symfony/console": "~2.2",
-                "symfony/finder": "~2.2",
-                "symfony/validator": "~2.2",
-                "symfony/yaml": "~2.2"
+                "squizlabs/php_codesniffer": "~1.5",
+                "symfony/console": "~2.2|~3.0",
+                "symfony/finder": "~2.2|~3.0",
+                "symfony/framework-bundle": "~2.2|~3.0",
+                "symfony/phpunit-bridge": "~2.7|~3.0",
+                "symfony/validator": "~2.2|~3.0",
+                "symfony/yaml": "~2.2|~3.0"
             },
             "type": "symfony-bundle",
             "extra": {
@@ -474,8 +475,8 @@
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Doctrine\\Bundle\\DoctrineCacheBundle": ""
+                "psr-4": {
+                    "Doctrine\\Bundle\\DoctrineCacheBundle\\": ""
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -508,26 +509,26 @@
                     "email": "fabien@symfony.com"
                 }
             ],
-            "description": "Symfony2 Bundle for Doctrine Cache",
+            "description": "Symfony Bundle for Doctrine Cache",
             "homepage": "http://www.doctrine-project.org",
             "keywords": [
                 "cache",
                 "caching"
             ],
-            "time": "2014-11-28 09:43:36"
+            "time": "2015-11-05 13:48:27"
         },
         {
             "name": "doctrine/inflector",
-            "version": "v1.0.1",
+            "version": "v1.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/inflector.git",
-                "reference": "0bcb2e79d8571787f18b7eb036ed3d004908e604"
+                "reference": "90b2128806bfde671b6952ab8bea493942c1fdae"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/inflector/zipball/0bcb2e79d8571787f18b7eb036ed3d004908e604",
-                "reference": "0bcb2e79d8571787f18b7eb036ed3d004908e604",
+                "url": "https://api.github.com/repos/doctrine/inflector/zipball/90b2128806bfde671b6952ab8bea493942c1fdae",
+                "reference": "90b2128806bfde671b6952ab8bea493942c1fdae",
                 "shasum": ""
             },
             "require": {
@@ -539,7 +540,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "1.1.x-dev"
                 }
             },
             "autoload": {
@@ -581,7 +582,7 @@
                 "singularize",
                 "string"
             ],
-            "time": "2014-12-20 21:24:13"
+            "time": "2015-11-06 14:35:42"
         },
         {
             "name": "doctrine/instantiator",
@@ -820,34 +821,26 @@
             "time": "2015-06-03 08:27:03"
         },
         {
-            "name": "jdorn/sql-formatter",
-            "version": "v1.2.17",
+            "name": "ircmaxell/password-compat",
+            "version": "v1.0.4",
             "source": {
                 "type": "git",
-                "url": "https://github.com/jdorn/sql-formatter.git",
-                "reference": "64990d96e0959dff8e059dfcdc1af130728d92bc"
+                "url": "https://github.com/ircmaxell/password_compat.git",
+                "reference": "5c5cde8822a69545767f7c7f3058cb15ff84614c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/jdorn/sql-formatter/zipball/64990d96e0959dff8e059dfcdc1af130728d92bc",
-                "reference": "64990d96e0959dff8e059dfcdc1af130728d92bc",
+                "url": "https://api.github.com/repos/ircmaxell/password_compat/zipball/5c5cde8822a69545767f7c7f3058cb15ff84614c",
+                "reference": "5c5cde8822a69545767f7c7f3058cb15ff84614c",
                 "shasum": ""
             },
-            "require": {
-                "php": ">=5.2.4"
-            },
             "require-dev": {
-                "phpunit/phpunit": "3.7.*"
+                "phpunit/phpunit": "4.*"
             },
             "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.3.x-dev"
-                }
-            },
             "autoload": {
-                "classmap": [
-                    "lib"
+                "files": [
+                    "lib/password.php"
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -856,75 +849,48 @@
             ],
             "authors": [
                 {
-                    "name": "Jeremy Dorn",
-                    "email": "jeremy@jeremydorn.com",
-                    "homepage": "http://jeremydorn.com/"
+                    "name": "Anthony Ferrara",
+                    "email": "ircmaxell@php.net",
+                    "homepage": "http://blog.ircmaxell.com"
                 }
             ],
-            "description": "a PHP SQL highlighting library",
-            "homepage": "https://github.com/jdorn/sql-formatter/",
+            "description": "A compatibility library for the proposed simplified password hashing algorithm: https://wiki.php.net/rfc/password_hash",
+            "homepage": "https://github.com/ircmaxell/password_compat",
             "keywords": [
-                "highlight",
-                "sql"
+                "hashing",
+                "password"
             ],
-            "time": "2014-01-12 16:20:24"
+            "time": "2014-11-20 16:49:30"
         },
         {
-            "name": "kriswallsmith/assetic",
-            "version": "v1.3.0",
+            "name": "jdorn/sql-formatter",
+            "version": "v1.2.17",
             "source": {
                 "type": "git",
-                "url": "https://github.com/kriswallsmith/assetic.git",
-                "reference": "56cb5d6dec9e7a68a4da2fa89844f39d41092f31"
+                "url": "https://github.com/jdorn/sql-formatter.git",
+                "reference": "64990d96e0959dff8e059dfcdc1af130728d92bc"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/kriswallsmith/assetic/zipball/56cb5d6dec9e7a68a4da2fa89844f39d41092f31",
-                "reference": "56cb5d6dec9e7a68a4da2fa89844f39d41092f31",
+                "url": "https://api.github.com/repos/jdorn/sql-formatter/zipball/64990d96e0959dff8e059dfcdc1af130728d92bc",
+                "reference": "64990d96e0959dff8e059dfcdc1af130728d92bc",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.1",
-                "symfony/process": "~2.1"
-            },
-            "conflict": {
-                "twig/twig": "<1.12"
+                "php": ">=5.2.4"
             },
             "require-dev": {
-                "cssmin/cssmin": "*",
-                "joliclic/javascript-packer": "*",
-                "kamicane/packager": "*",
-                "leafo/lessphp": "^0.3.7",
-                "leafo/scssphp": "*@dev",
-                "leafo/scssphp-compass": "*@dev",
-                "mrclay/minify": "*",
-                "patchwork/jsqueeze": "~1.0|~2.0",
-                "phpunit/phpunit": "~4.8",
-                "psr/log": "~1.0",
-                "ptachoire/cssembed": "*",
-                "symfony/phpunit-bridge": "~2.7",
-                "twig/twig": "~1.8|~2.0"
-            },
-            "suggest": {
-                "leafo/lessphp": "Assetic provides the integration with the lessphp LESS compiler",
-                "leafo/scssphp": "Assetic provides the integration with the scssphp SCSS compiler",
-                "leafo/scssphp-compass": "Assetic provides the integration with the SCSS compass plugin",
-                "patchwork/jsqueeze": "Assetic provides the integration with the JSqueeze JavaScript compressor",
-                "ptachoire/cssembed": "Assetic provides the integration with phpcssembed to embed data uris",
-                "twig/twig": "Assetic provides the integration with the Twig templating engine"
+                "phpunit/phpunit": "3.7.*"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.3-dev"
+                    "dev-master": "1.3.x-dev"
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Assetic": "src/"
-                },
-                "files": [
-                    "src/functions.php"
+                "classmap": [
+                    "lib"
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -933,32 +899,31 @@
             ],
             "authors": [
                 {
-                    "name": "Kris Wallsmith",
-                    "email": "kris.wallsmith@gmail.com",
-                    "homepage": "http://kriswallsmith.net/"
+                    "name": "Jeremy Dorn",
+                    "email": "jeremy@jeremydorn.com",
+                    "homepage": "http://jeremydorn.com/"
                 }
             ],
-            "description": "Asset Management for PHP",
-            "homepage": "https://github.com/kriswallsmith/assetic",
+            "description": "a PHP SQL highlighting library",
+            "homepage": "https://github.com/jdorn/sql-formatter/",
             "keywords": [
-                "assets",
-                "compression",
-                "minification"
+                "highlight",
+                "sql"
             ],
-            "time": "2015-08-31 19:07:16"
+            "time": "2014-01-12 16:20:24"
         },
         {
             "name": "monolog/monolog",
-            "version": "1.17.1",
+            "version": "1.17.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Seldaek/monolog.git",
-                "reference": "0524c87587ab85bc4c2d6f5b41253ccb930a5422"
+                "reference": "bee7f0dc9c3e0b69a6039697533dca1e845c8c24"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Seldaek/monolog/zipball/0524c87587ab85bc4c2d6f5b41253ccb930a5422",
-                "reference": "0524c87587ab85bc4c2d6f5b41253ccb930a5422",
+                "url": "https://api.github.com/repos/Seldaek/monolog/zipball/bee7f0dc9c3e0b69a6039697533dca1e845c8c24",
+                "reference": "bee7f0dc9c3e0b69a6039697533dca1e845c8c24",
                 "shasum": ""
             },
             "require": {
@@ -972,10 +937,11 @@
                 "aws/aws-sdk-php": "^2.4.9",
                 "doctrine/couchdb": "~1.0@dev",
                 "graylog2/gelf-php": "~1.0",
+                "jakub-onderka/php-parallel-lint": "0.9",
                 "php-console/php-console": "^3.1.3",
                 "phpunit/phpunit": "~4.5",
                 "phpunit/phpunit-mock-objects": "2.3.0",
-                "raven/raven": "~0.11",
+                "raven/raven": "^0.13",
                 "ruflin/elastica": ">=0.90 <3.0",
                 "swiftmailer/swiftmailer": "~5.3",
                 "videlalvaro/php-amqplib": "~2.4"
@@ -1021,7 +987,55 @@
                 "logging",
                 "psr-3"
             ],
-            "time": "2015-08-31 09:17:37"
+            "time": "2015-10-14 12:51:02"
+        },
+        {
+            "name": "paragonie/random_compat",
+            "version": "1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/paragonie/random_compat.git",
+                "reference": "19f765b66c6fbb56ee3b11bc16d52e38eebdc295"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/paragonie/random_compat/zipball/19f765b66c6fbb56ee3b11bc16d52e38eebdc295",
+                "reference": "19f765b66c6fbb56ee3b11bc16d52e38eebdc295",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.2.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "4.*|5.*"
+            },
+            "suggest": {
+                "ext-libsodium": "Provides a modern crypto API that can be used to generate random bytes."
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "lib/random.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Paragon Initiative Enterprises",
+                    "email": "security@paragonie.com",
+                    "homepage": "https://paragonie.com"
+                }
+            ],
+            "description": "PHP 5.x polyfill for random_bytes() and random_int() from PHP 7",
+            "keywords": [
+                "csprng",
+                "pseudorandom",
+                "random"
+            ],
+            "time": "2015-11-10 00:45:41"
         },
         {
             "name": "psr/log",
@@ -1063,45 +1077,37 @@
         },
         {
             "name": "sensio/distribution-bundle",
-            "version": "v4.0.1",
-            "target-dir": "Sensio/Bundle/DistributionBundle",
+            "version": "dev-master",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sensiolabs/SensioDistributionBundle.git",
-                "reference": "62d99ba41144e704300e40f755346553702b27c9"
+                "reference": "1045b31102f9d6017725ada4d4b5d0fce085fc9f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sensiolabs/SensioDistributionBundle/zipball/62d99ba41144e704300e40f755346553702b27c9",
-                "reference": "62d99ba41144e704300e40f755346553702b27c9",
+                "url": "https://api.github.com/repos/sensiolabs/SensioDistributionBundle/zipball/1045b31102f9d6017725ada4d4b5d0fce085fc9f",
+                "reference": "1045b31102f9d6017725ada4d4b5d0fce085fc9f",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.3.9",
                 "sensiolabs/security-checker": "~3.0",
-                "symfony/class-loader": "~2.2",
-                "symfony/framework-bundle": "~2.3",
-                "symfony/process": "~2.2"
-            },
-            "require-dev": {
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-                "symfony/validator": "If you want to use the configurator",
-                "symfony/yaml": "If you want to use  the configurator"
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@@ -1119,29 +1125,29 @@
                 "configuration",
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-            "time": "2015-08-03 10:07:56"
+            "time": "2015-10-27 18:48:37"
         },
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-            "version": "v3.0.10",
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-                "reference": "18fc2063c4d6569cdca47a39fbac32342eb65f3c"
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-                "reference": "18fc2063c4d6569cdca47a39fbac32342eb65f3c",
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             "require": {
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-                "symfony/framework-bundle": "~2.3"
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-                "symfony/expression-language": "~2.4",
-                "symfony/security-bundle": "~2.4"
+                "symfony/expression-language": "~2.4|~3.0",
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@@ -1174,24 +1180,24 @@
                 "annotations",
                 "controllers"
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-            "time": "2015-08-03 11:59:27"
+            "time": "2015-10-28 15:47:04"
         },
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-            "version": "v3.0.1",
+            "version": "v3.0.2",
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                 "url": "https://github.com/sensiolabs/security-checker.git",
-                "reference": "7735fd97ff7303d9df776b8dbc970f949399abc9"
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-                "symfony/console": "~2.0"
+                "symfony/console": "~2.0|~3.0"
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@@ -1218,7 +1224,7 @@
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-            "time": "2015-08-11 12:11:25"
+            "time": "2015-11-07 08:07:40"
         },
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@@ -1274,54 +1280,208 @@
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-            "version": "v2.7.0",
+            "name": "symfony/monolog-bundle",
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-                "reference": "3ae5c8ca3079b6e0033cc9fbfb6500e2bc964da5"
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-                "symfony/framework-bundle": "~2.3",
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+        },
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+            "name": "symfony/polyfill-php54",
+            "version": "v1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-php54.git",
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@@ -1329,91 +1489,259 @@
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-                    "email": "kris.wallsmith@gmail.com",
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+                },
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-            "description": "Integrates Assetic into Symfony2",
-            "homepage": "https://github.com/symfony/AsseticBundle",
+            "description": "Symfony polyfill backporting some PHP 5.4+ features to lower PHP versions",
+            "homepage": "https://symfony.com",
             "keywords": [
-                "assets",
-                "compression",
-                "minification"
+                "compatibility",
+                "polyfill",
+                "portable",
+                "shim"
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-            "time": "2015-09-01 00:05:29"
+            "time": "2015-11-04 20:28:58"
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-            "version": "v2.7.1",
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/security-acl/zipball/ba1f9cea95fcf17f2f9549590a26bd0ca07cd06e",
-                "reference": "ba1f9cea95fcf17f2f9549590a26bd0ca07cd06e",
+                "url": "https://api.github.com/repos/symfony/security-acl/zipball/8cfb6072e9a4715ec3cedd06a018e6a60cade201",
+                "reference": "8cfb6072e9a4715ec3cedd06a018e6a60cade201",
                 "shasum": ""
             },
             "require": {
@@ -1423,8 +1751,7 @@
             "require-dev": {
                 "doctrine/common": "~2.2",
                 "doctrine/dbal": "~2.2",
-                "psr/log": "~1.0",
-                "symfony/phpunit-bridge": "~2.7"
+                "psr/log": "~1.0"
             },
             "suggest": {
                 "doctrine/dbal": "For using the built-in ACL implementation",
@@ -1458,19 +1785,19 @@
             ],
             "description": "Symfony Security Component - ACL (Access Control List)",
             "homepage": "https://symfony.com",
-            "time": "2015-08-24 07:13:45"
+            "time": "2015-10-12 09:20:33"
         },
         {
             "name": "symfony/swiftmailer-bundle",
             "version": "v2.3.8",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/SwiftmailerBundle.git",
+                "url": "https://github.com/symfony/swiftmailer-bundle.git",
                 "reference": "970b13d01871207e81d17b17ddda025e7e21e797"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/SwiftmailerBundle/zipball/970b13d01871207e81d17b17ddda025e7e21e797",
+                "url": "https://api.github.com/repos/symfony/swiftmailer-bundle/zipball/970b13d01871207e81d17b17ddda025e7e21e797",
                 "reference": "970b13d01871207e81d17b17ddda025e7e21e797",
                 "shasum": ""
             },
@@ -1523,20 +1850,30 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/symfony.git",
-                "reference": "fbba5d95ccb49439a6cce38e22b26511f4d81c81"
+                "reference": "775129fcd2982362552540bdab939807e495b0c3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/symfony/zipball/fbba5d95ccb49439a6cce38e22b26511f4d81c81",
-                "reference": "fbba5d95ccb49439a6cce38e22b26511f4d81c81",
+                "url": "https://api.github.com/repos/symfony/symfony/zipball/775129fcd2982362552540bdab939807e495b0c3",
+                "reference": "775129fcd2982362552540bdab939807e495b0c3",
                 "shasum": ""
             },
             "require": {
-                "doctrine/common": "~2.3",
+                "doctrine/common": "~2.4",
                 "php": ">=5.3.9",
                 "psr/log": "~1.0",
+                "symfony/polyfill-intl-icu": "~1.0",
+                "symfony/polyfill-mbstring": "~1.0",
+                "symfony/polyfill-php54": "~1.0",
+                "symfony/polyfill-php55": "~1.0",
+                "symfony/polyfill-php56": "~1.0",
+                "symfony/polyfill-php70": "~1.0",
+                "symfony/polyfill-util": "~1.0",
                 "symfony/security-acl": "~2.7",
-                "twig/twig": "~1.20|~2.0"
+                "twig/twig": "~1.23|~2.0"
+            },
+            "conflict": {
+                "phpdocumentor/reflection": "<1.0.7"
             },
             "replace": {
                 "symfony/asset": "self.version",
@@ -1559,17 +1896,20 @@
                 "symfony/http-foundation": "self.version",
                 "symfony/http-kernel": "self.version",
                 "symfony/intl": "self.version",
+                "symfony/ldap": "self.version",
                 "symfony/locale": "self.version",
                 "symfony/monolog-bridge": "self.version",
                 "symfony/options-resolver": "self.version",
                 "symfony/process": "self.version",
                 "symfony/property-access": "self.version",
+                "symfony/property-info": "self.version",
                 "symfony/proxy-manager-bridge": "self.version",
                 "symfony/routing": "self.version",
                 "symfony/security": "self.version",
                 "symfony/security-bundle": "self.version",
                 "symfony/security-core": "self.version",
                 "symfony/security-csrf": "self.version",
+                "symfony/security-guard": "self.version",
                 "symfony/security-http": "self.version",
                 "symfony/serializer": "self.version",
                 "symfony/stopwatch": "self.version",
@@ -1585,14 +1925,13 @@
             },
             "require-dev": {
                 "doctrine/data-fixtures": "1.0.*",
-                "doctrine/dbal": "~2.2",
+                "doctrine/dbal": "~2.4",
                 "doctrine/doctrine-bundle": "~1.2",
-                "doctrine/orm": "~2.2,>=2.2.3",
+                "doctrine/orm": "~2.4,>=2.4.5",
                 "egulias/email-validator": "~1.2",
-                "ircmaxell/password-compat": "~1.0",
                 "monolog/monolog": "~1.11",
                 "ocramius/proxy-manager": "~0.4|~1.0",
-                "symfony/phpunit-bridge": "self.version"
+                "phpdocumentor/reflection": "^1.0.7"
             },
             "type": "library",
             "extra": {
@@ -1611,11 +1950,10 @@
                     "Symfony\\Component\\": "src/Symfony/Component/"
                 },
                 "classmap": [
-                    "src/Symfony/Component/HttpFoundation/Resources/stubs",
                     "src/Symfony/Component/Intl/Resources/stubs"
                 ],
-                "files": [
-                    "src/Symfony/Component/Intl/Resources/stubs/functions.php"
+                "exclude-from-classmap": [
+                    "**/Tests/"
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -1637,20 +1975,20 @@
             "keywords": [
                 "framework"
             ],
-            "time": "2015-09-13 11:29:07"
+            "time": "2015-11-10 12:35:38"
         },
         {
             "name": "twig/twig",
-            "version": "v1.21.2",
+            "version": "v1.23.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "ddce1136beb8db29b9cd7dffa8ab518b978c9db3"
+                "reference": "d9b6333ae8dd2c8e3fd256e127548def0bc614c6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/ddce1136beb8db29b9cd7dffa8ab518b978c9db3",
-                "reference": "ddce1136beb8db29b9cd7dffa8ab518b978c9db3",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/d9b6333ae8dd2c8e3fd256e127548def0bc614c6",
+                "reference": "d9b6333ae8dd2c8e3fd256e127548def0bc614c6",
                 "shasum": ""
             },
             "require": {
@@ -1663,7 +2001,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.21-dev"
+                    "dev-master": "1.23-dev"
                 }
             },
             "autoload": {
@@ -1698,44 +2036,48 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2015-09-09 05:28:51"
+            "time": "2015-11-05 12:49:06"
         }
     ],
     "packages-dev": [
         {
             "name": "sensio/generator-bundle",
-            "version": "v2.5.3",
-            "target-dir": "Sensio/Bundle/GeneratorBundle",
+            "version": "v3.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sensiolabs/SensioGeneratorBundle.git",
-                "reference": "e50108c2133ee5c9c484555faed50c17a61221d3"
+                "reference": "f5f60fc84fdef91333c67f29b00a271cfbcf1ccb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sensiolabs/SensioGeneratorBundle/zipball/e50108c2133ee5c9c484555faed50c17a61221d3",
-                "reference": "e50108c2133ee5c9c484555faed50c17a61221d3",
+                "url": "https://api.github.com/repos/sensiolabs/SensioGeneratorBundle/zipball/f5f60fc84fdef91333c67f29b00a271cfbcf1ccb",
+                "reference": "f5f60fc84fdef91333c67f29b00a271cfbcf1ccb",
                 "shasum": ""
             },
             "require": {
-                "symfony/console": "~2.5",
-                "symfony/framework-bundle": "~2.2"
+                "symfony/console": "~2.7|~3.0",
+                "symfony/framework-bundle": "~2.7|~3.0",
+                "symfony/process": "~2.7|~3.0",
+                "symfony/yaml": "~2.7|~3.0"
             },
             "require-dev": {
-                "doctrine/orm": "~2.2,>=2.2.3",
-                "symfony/doctrine-bridge": "~2.2",
-                "twig/twig": "~1.11"
+                "doctrine/orm": "~2.4",
+                "symfony/doctrine-bridge": "~2.7|~3.0",
+                "twig/twig": "~1.18"
             },
             "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.5.x-dev"
+                    "dev-master": "3.0.x-dev"
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Sensio\\Bundle\\GeneratorBundle": ""
-                }
+                "psr-4": {
+                    "Sensio\\Bundle\\GeneratorBundle\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -1748,13 +2090,14 @@
                 }
             ],
             "description": "This bundle generates code for you",
-            "time": "2015-03-17 06:36:52"
+            "time": "2015-11-10 13:25:32"
         }
     ],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": {
-        "symfony/symfony": 20
+        "symfony/symfony": 20,
+        "sensio/distribution-bundle": 20
     },
     "prefer-stable": false,
     "prefer-lowest": false,
diff --git a/web/config.php b/web/config.php
index 162acfc7b2..2e153097b1 100644
--- a/web/config.php
+++ b/web/config.php
@@ -1,5 +1,15 @@
 <?php
 
+/*
+ * ************** CAUTION **************
+ *
+ * DO NOT EDIT THIS FILE as it will be overridden by Composer as part of
+ * the installation/update process. The original file resides in the
+ * SensioDistributionBundle.
+ *
+ * ************** CAUTION **************
+ */
+
 if (!isset($_SERVER['HTTP_HOST'])) {
     exit('This script cannot be run from the CLI. Run it from a browser.');
 }
@@ -25,10 +35,86 @@
     <head>
         <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
         <meta name="robots" content="noindex,nofollow" />
-        <title>Symfony Configuration</title>
+        <title>Symfony Configuration Checker</title>
         <link rel="stylesheet" href="bundles/framework/css/structure.css" media="all" />
         <link rel="stylesheet" href="bundles/framework/css/body.css" media="all" />
-        <link rel="stylesheet" href="bundles/sensiodistribution/webconfigurator/css/install.css" media="all" />
+        <style type="text/css">
+            /* styles copied from bundles/sensiodistribution/webconfigurator/css/install.css */
+            body {
+                font-size: 14px;
+                font-family: "Lucida Sans Unicode", "Lucida Grande", Verdana, Arial, Helvetica, sans-serif;
+            }
+            .sf-reset h1.title {
+                font-size: 45px;
+                padding-bottom: 30px;
+            }
+            .sf-reset h2 {
+                font-weight: bold;
+                color: #FFFFFF;
+                /* Font is reset to sans-serif (like body) */
+                font-family: "Lucida Sans Unicode", "Lucida Grande", Verdana, Arial, Helvetica, sans-serif;
+                margin-bottom: 10px;
+                background-color: #aacd4e;
+                padding: 2px 4px;
+                display: inline-block;
+                text-transform: uppercase;
+            }
+            .sf-reset ul a,
+            .sf-reset ul a:hover {
+                background: url(../images/blue-arrow.png) no-repeat right 6px;
+                padding-right: 10px;
+            }
+            .sf-reset ul, ol {
+                padding-left: 20px;
+            }
+            .sf-reset li {
+                padding-bottom: 18px;
+            }
+            .sf-reset ol li {
+                list-style-type: decimal;
+            }
+            .sf-reset ul li {
+                list-style-type: none;
+            }
+            .sf-reset .symfony-blocks-install {
+                overflow: hidden;
+            }
+            .sf-reset .symfony-install-continue {
+                font-size: 0.95em;
+                padding-left: 0;
+            }
+            .sf-reset .symfony-install-continue li {
+                padding-bottom: 10px;
+            }
+            .sf-reset .ok {
+                color: #fff;
+                font-family: "Lucida Sans Unicode", "Lucida Grande", Verdana, Arial, Helvetica, sans-serif;
+                background-color: #6d6;
+                padding: 10px;
+                margin-bottom: 20px;
+            }
+            .sf-reset .ko {
+                background-color: #d66;
+            }
+            .version {
+                text-align: right;
+                font-size: 10px;
+                margin-right: 20px;
+            }
+            .sf-reset a,
+            .sf-reset li a {
+                color: #08C;
+                text-decoration: none;
+            }
+            .sf-reset a:hover,
+            .sf-reset li a:hover {
+                color: #08C;
+                text-decoration: underline;
+            }
+            .sf-reset textarea {
+                padding: 7px;
+            }
+        </style>
     </head>
     <body>
         <div id="content">
@@ -62,11 +148,10 @@
             <div class="sf-reset">
                 <div class="block">
                     <div class="symfony-block-content">
-                        <h1 class="title">Welcome!</h1>
-                        <p>Welcome to your new Symfony project.</p>
+                        <h1 class="title">Configuration Checker</h1>
                         <p>
-                            This script will guide you through the basic configuration of your project.
-                            You can also do the same by editing the ‘<strong>app/config/parameters.yml</strong>’ file directly.
+                            This script analyzes your system to check whether is
+                            ready to run Symfony applications.
                         </p>
 
                         <?php if (count($majorProblems)): ?>
@@ -103,14 +188,10 @@
                         <?php endif; ?>
 
                         <?php if (!count($majorProblems) && !count($minorProblems)): ?>
-                            <p class="ok">Your configuration looks good to run Symfony.</p>
+                            <p class="ok">All checks passed successfully. Your system is ready to run Symfony applications.</p>
                         <?php endif; ?>
 
                         <ul class="symfony-install-continue">
-                            <?php if (!count($majorProblems)): ?>
-                                <li><a href="app_dev.php/_configurator/">Configure your Symfony Application online</a></li>
-                                <li><a href="app_dev.php/">Bypass configuration and go to the Welcome page</a></li>
-                            <?php endif; ?>
                             <?php if (count($majorProblems) || count($minorProblems)): ?>
                                 <li><a href="config.php">Re-check configuration</a></li>
                             <?php endif; ?>