diff --git a/composer.json b/composer.json
index d0ea97bb13f4046b2d33a1e91c74c59caea7672d..3bbe92c2ff0d2f1614131784d082e55b3aa4b144 100644
--- a/composer.json
+++ b/composer.json
@@ -79,21 +79,12 @@
     ],
     "require": {
         "php": ">=7.0.8",
-        "asm89/stack-cors": "1.2.0",
         "browserstate/history.js": "1.8",
         "ckeditor/indentblock": "4.8.0",
-        "composer/installers": "v1.7.0",
-        "composer/semver": "1.5.0",
         "cweagans/composer-patches": "^1.0",
         "desandro/imagesloaded": "4.1.4",
         "desandro/masonry": "4.2",
         "dimsemenov/magnific-popup": "1.1",
-        "doctrine/annotations": "v1.4.0",
-        "doctrine/cache": "v1.6.2",
-        "doctrine/collections": "v1.4.0",
-        "doctrine/common": "v2.7.3",
-        "doctrine/inflector": "v1.2.0",
-        "doctrine/lexer": "1.0.2",
         "drupal-composer/drupal-scaffold": "2.5.4",
         "drupal/address": "1.1",
         "drupal/addtocalendar": "3.1",
@@ -195,41 +186,11 @@
         "drupal/webform_views": "5.0-alpha2",
         "drush-ops/behat-drush-endpoint": "0.0.5",
         "drush/drush": "9.7.1",
-        "easyrdf/easyrdf": "0.9.1",
-        "egulias/email-validator": "2.1.11",
         "enyo/dropzone": "5.1.1",
         "gdsmith/jquery.easing": "1.4.1",
-        "guzzlehttp/guzzle": "6.3.3",
-        "masterminds/html5": "2.3.0",
         "oomphinc/composer-installers-extender": "1.1.2",
         "pantheon-systems/quicksilver-pushback": "1.0.1",
-        "pear/console_getopt": "1.4.2",
-        "pear/pear-core-minimal": "1.10.9",
-        "pear/pear_exception": "1.0.0",
-        "psr/log": "1.1.0",
         "rvtraveller/qs-composer-installer": "1.1",
-        "symfony/class-loader": "3.4.35",
-        "symfony/console": "3.4.35",
-        "symfony/debug": "3.4.35",
-        "symfony/dependency-injection": "3.4.35",
-        "symfony/event-dispatcher": "3.4.35",
-        "symfony/http-foundation": "3.4.35",
-        "symfony/http-kernel": "3.4.35",
-        "symfony/polyfill-ctype": "1.12.0",
-        "symfony/polyfill-iconv": "1.12.0",
-        "symfony/polyfill-intl-idn": "1.12.0",
-        "symfony/polyfill-mbstring": "1.12.0",
-        "symfony/polyfill-php56": "1.12.0",
-        "symfony/polyfill-php70": "1.12.0",
-        "symfony/polyfill-util": "1.12.0",
-        "symfony/process": "3.4.35",
-        "symfony/routing": "3.4.35",
-        "symfony/serializer": "3.4.35",
-        "symfony/translation": "3.4.35",
-        "symfony/validator": "3.4.35",
-        "symfony/yaml": "3.4.35",
-        "twig/twig": "1.42.3",
-        "typo3/phar-stream-wrapper": "3.1.3",
         "zaporylie/composer-drupal-optimizations": "1.1"
     },
     "require-dev": {},
diff --git a/composer.lock b/composer.lock
index 1d0fd5dd6428be270338701a75019a540eef3345..9c4c43e312b7c0455c13c056e89035b787c0a78b 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "60f767a756a57df7276966a4120f27da",
+    "content-hash": "9e737f53869960f42c47910fdc3c02ac",
     "packages": [
         {
             "name": "alchemy/zippy",
@@ -11665,68 +11665,6 @@
             ],
             "time": "2019-08-06T08:03:45+00:00"
         },
-        {
-            "name": "symfony/polyfill-intl-idn",
-            "version": "v1.12.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/symfony/polyfill-intl-idn.git",
-                "reference": "6af626ae6fa37d396dc90a399c0ff08e5cfc45b2"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-intl-idn/zipball/6af626ae6fa37d396dc90a399c0ff08e5cfc45b2",
-                "reference": "6af626ae6fa37d396dc90a399c0ff08e5cfc45b2",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.3",
-                "symfony/polyfill-mbstring": "^1.3",
-                "symfony/polyfill-php72": "^1.9"
-            },
-            "suggest": {
-                "ext-intl": "For best performance"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.12-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Intl\\Idn\\": ""
-                },
-                "files": [
-                    "bootstrap.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Laurent Bassin",
-                    "email": "laurent@bassin.info"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions",
-            "homepage": "https://symfony.com",
-            "keywords": [
-                "compatibility",
-                "idn",
-                "intl",
-                "polyfill",
-                "portable",
-                "shim"
-            ],
-            "time": "2019-08-06T08:03:45+00:00"
-        },
         {
             "name": "symfony/polyfill-mbstring",
             "version": "v1.12.0",
@@ -11901,61 +11839,6 @@
             ],
             "time": "2019-08-06T08:03:45+00:00"
         },
-        {
-            "name": "symfony/polyfill-php72",
-            "version": "v1.14.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/symfony/polyfill-php72.git",
-                "reference": "46ecacf4751dd0dc81e4f6bf01dbf9da1dc1dadf"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/46ecacf4751dd0dc81e4f6bf01dbf9da1dc1dadf",
-                "reference": "46ecacf4751dd0dc81e4f6bf01dbf9da1dc1dadf",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.3"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.14-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Php72\\": ""
-                },
-                "files": [
-                    "bootstrap.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions",
-            "homepage": "https://symfony.com",
-            "keywords": [
-                "compatibility",
-                "polyfill",
-                "portable",
-                "shim"
-            ],
-            "time": "2020-01-13T11:15:53+00:00"
-        },
         {
             "name": "symfony/polyfill-util",
             "version": "v1.12.0",
diff --git a/vendor/composer/autoload_classmap.php b/vendor/composer/autoload_classmap.php
index 0437c0e57f939c7941f1a1435e512e143b2824a9..f0867f40df484039f0e8d62e1df6549bbcaba1ac 100644
--- a/vendor/composer/autoload_classmap.php
+++ b/vendor/composer/autoload_classmap.php
@@ -5266,11 +5266,9 @@
     'Symfony\\Component\\Yaml\\Yaml' => $vendorDir . '/symfony/yaml/Yaml.php',
     'Symfony\\Polyfill\\Ctype\\Ctype' => $vendorDir . '/symfony/polyfill-ctype/Ctype.php',
     'Symfony\\Polyfill\\Iconv\\Iconv' => $vendorDir . '/symfony/polyfill-iconv/Iconv.php',
-    'Symfony\\Polyfill\\Intl\\Idn\\Idn' => $vendorDir . '/symfony/polyfill-intl-idn/Idn.php',
     'Symfony\\Polyfill\\Mbstring\\Mbstring' => $vendorDir . '/symfony/polyfill-mbstring/Mbstring.php',
     'Symfony\\Polyfill\\Php56\\Php56' => $vendorDir . '/symfony/polyfill-php56/Php56.php',
     'Symfony\\Polyfill\\Php70\\Php70' => $vendorDir . '/symfony/polyfill-php70/Php70.php',
-    'Symfony\\Polyfill\\Php72\\Php72' => $vendorDir . '/symfony/polyfill-php72/Php72.php',
     'Symfony\\Polyfill\\Util\\Binary' => $vendorDir . '/symfony/polyfill-util/Binary.php',
     'Symfony\\Polyfill\\Util\\BinaryNoFuncOverload' => $vendorDir . '/symfony/polyfill-util/BinaryNoFuncOverload.php',
     'Symfony\\Polyfill\\Util\\BinaryOnFuncOverload' => $vendorDir . '/symfony/polyfill-util/BinaryOnFuncOverload.php',
diff --git a/vendor/composer/autoload_files.php b/vendor/composer/autoload_files.php
index a71c1c3b2e87adfd34ad3d8cf593f1cd63e8f186..e27cd9d82653c9f7eec892bc16fc0ec312d31d29 100644
--- a/vendor/composer/autoload_files.php
+++ b/vendor/composer/autoload_files.php
@@ -29,6 +29,4 @@
     '952683d815ff0a7bf322b93c0be7e4e4' => $vendorDir . '/chi-teck/drupal-code-generator/src/bootstrap.php',
     '5a12a5271c58108e0aa33355e6ac54ea' => $vendorDir . '/drupal/console-core/src/functions.php',
     '5abda994d126976858eb25d2546ee3c9' => $vendorDir . '/simplesamlphp/simplesamlphp/lib/_autoload_modules.php',
-    '25072dd6e2470089de65ae7bf11d3109' => $vendorDir . '/symfony/polyfill-php72/bootstrap.php',
-    'f598d06aa772fa33d905e87be6398fb1' => $vendorDir . '/symfony/polyfill-intl-idn/bootstrap.php',
 );
diff --git a/vendor/composer/autoload_psr4.php b/vendor/composer/autoload_psr4.php
index 2c75455622cc31a04dfc3770b353a2071077a93b..1cff6ac8527cd41ace1e4588ad90ca5132fe1984 100644
--- a/vendor/composer/autoload_psr4.php
+++ b/vendor/composer/autoload_psr4.php
@@ -21,11 +21,9 @@
     'Twig\\' => array($vendorDir . '/twig/twig/src'),
     'TYPO3\\PharStreamWrapper\\' => array($vendorDir . '/typo3/phar-stream-wrapper/src'),
     'Symfony\\Polyfill\\Util\\' => array($vendorDir . '/symfony/polyfill-util'),
-    'Symfony\\Polyfill\\Php72\\' => array($vendorDir . '/symfony/polyfill-php72'),
     'Symfony\\Polyfill\\Php70\\' => array($vendorDir . '/symfony/polyfill-php70'),
     'Symfony\\Polyfill\\Php56\\' => array($vendorDir . '/symfony/polyfill-php56'),
     'Symfony\\Polyfill\\Mbstring\\' => array($vendorDir . '/symfony/polyfill-mbstring'),
-    'Symfony\\Polyfill\\Intl\\Idn\\' => array($vendorDir . '/symfony/polyfill-intl-idn'),
     'Symfony\\Polyfill\\Iconv\\' => array($vendorDir . '/symfony/polyfill-iconv'),
     'Symfony\\Polyfill\\Ctype\\' => array($vendorDir . '/symfony/polyfill-ctype'),
     'Symfony\\Component\\Yaml\\' => array($vendorDir . '/symfony/yaml'),
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index b9db4da7e8edb7b51da0d0687ddbe15ceb664373..c7a581ce5ac2044ff51cae476610088cbdcc4acb 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -30,8 +30,6 @@ class ComposerStaticInit5c689ffcd54b9e495ed983fdce09b530
         '952683d815ff0a7bf322b93c0be7e4e4' => __DIR__ . '/..' . '/chi-teck/drupal-code-generator/src/bootstrap.php',
         '5a12a5271c58108e0aa33355e6ac54ea' => __DIR__ . '/..' . '/drupal/console-core/src/functions.php',
         '5abda994d126976858eb25d2546ee3c9' => __DIR__ . '/..' . '/simplesamlphp/simplesamlphp/lib/_autoload_modules.php',
-        '25072dd6e2470089de65ae7bf11d3109' => __DIR__ . '/..' . '/symfony/polyfill-php72/bootstrap.php',
-        'f598d06aa772fa33d905e87be6398fb1' => __DIR__ . '/..' . '/symfony/polyfill-intl-idn/bootstrap.php',
     );
 
     public static $prefixLengthsPsr4 = array (
@@ -73,11 +71,9 @@ class ComposerStaticInit5c689ffcd54b9e495ed983fdce09b530
         'S' => 
         array (
             'Symfony\\Polyfill\\Util\\' => 22,
-            'Symfony\\Polyfill\\Php72\\' => 23,
             'Symfony\\Polyfill\\Php70\\' => 23,
             'Symfony\\Polyfill\\Php56\\' => 23,
             'Symfony\\Polyfill\\Mbstring\\' => 26,
-            'Symfony\\Polyfill\\Intl\\Idn\\' => 26,
             'Symfony\\Polyfill\\Iconv\\' => 23,
             'Symfony\\Polyfill\\Ctype\\' => 23,
             'Symfony\\Component\\Yaml\\' => 23,
@@ -256,10 +252,6 @@ class ComposerStaticInit5c689ffcd54b9e495ed983fdce09b530
         array (
             0 => __DIR__ . '/..' . '/symfony/polyfill-util',
         ),
-        'Symfony\\Polyfill\\Php72\\' => 
-        array (
-            0 => __DIR__ . '/..' . '/symfony/polyfill-php72',
-        ),
         'Symfony\\Polyfill\\Php70\\' => 
         array (
             0 => __DIR__ . '/..' . '/symfony/polyfill-php70',
@@ -272,10 +264,6 @@ class ComposerStaticInit5c689ffcd54b9e495ed983fdce09b530
         array (
             0 => __DIR__ . '/..' . '/symfony/polyfill-mbstring',
         ),
-        'Symfony\\Polyfill\\Intl\\Idn\\' => 
-        array (
-            0 => __DIR__ . '/..' . '/symfony/polyfill-intl-idn',
-        ),
         'Symfony\\Polyfill\\Iconv\\' => 
         array (
             0 => __DIR__ . '/..' . '/symfony/polyfill-iconv',
@@ -5931,11 +5919,9 @@ class ComposerStaticInit5c689ffcd54b9e495ed983fdce09b530
         'Symfony\\Component\\Yaml\\Yaml' => __DIR__ . '/..' . '/symfony/yaml/Yaml.php',
         'Symfony\\Polyfill\\Ctype\\Ctype' => __DIR__ . '/..' . '/symfony/polyfill-ctype/Ctype.php',
         'Symfony\\Polyfill\\Iconv\\Iconv' => __DIR__ . '/..' . '/symfony/polyfill-iconv/Iconv.php',
-        'Symfony\\Polyfill\\Intl\\Idn\\Idn' => __DIR__ . '/..' . '/symfony/polyfill-intl-idn/Idn.php',
         'Symfony\\Polyfill\\Mbstring\\Mbstring' => __DIR__ . '/..' . '/symfony/polyfill-mbstring/Mbstring.php',
         'Symfony\\Polyfill\\Php56\\Php56' => __DIR__ . '/..' . '/symfony/polyfill-php56/Php56.php',
         'Symfony\\Polyfill\\Php70\\Php70' => __DIR__ . '/..' . '/symfony/polyfill-php70/Php70.php',
-        'Symfony\\Polyfill\\Php72\\Php72' => __DIR__ . '/..' . '/symfony/polyfill-php72/Php72.php',
         'Symfony\\Polyfill\\Util\\Binary' => __DIR__ . '/..' . '/symfony/polyfill-util/Binary.php',
         'Symfony\\Polyfill\\Util\\BinaryNoFuncOverload' => __DIR__ . '/..' . '/symfony/polyfill-util/BinaryNoFuncOverload.php',
         'Symfony\\Polyfill\\Util\\BinaryOnFuncOverload' => __DIR__ . '/..' . '/symfony/polyfill-util/BinaryOnFuncOverload.php',
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index 367f80bdfbd664b7c23524b483dadb704ebb064f..deb747ca252a35cdcec0b902238419a64306aef8 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -12045,70 +12045,6 @@
             "shim"
         ]
     },
-    {
-        "name": "symfony/polyfill-intl-idn",
-        "version": "v1.12.0",
-        "version_normalized": "1.12.0.0",
-        "source": {
-            "type": "git",
-            "url": "https://github.com/symfony/polyfill-intl-idn.git",
-            "reference": "6af626ae6fa37d396dc90a399c0ff08e5cfc45b2"
-        },
-        "dist": {
-            "type": "zip",
-            "url": "https://api.github.com/repos/symfony/polyfill-intl-idn/zipball/6af626ae6fa37d396dc90a399c0ff08e5cfc45b2",
-            "reference": "6af626ae6fa37d396dc90a399c0ff08e5cfc45b2",
-            "shasum": ""
-        },
-        "require": {
-            "php": ">=5.3.3",
-            "symfony/polyfill-mbstring": "^1.3",
-            "symfony/polyfill-php72": "^1.9"
-        },
-        "suggest": {
-            "ext-intl": "For best performance"
-        },
-        "time": "2019-08-06T08:03:45+00:00",
-        "type": "library",
-        "extra": {
-            "branch-alias": {
-                "dev-master": "1.12-dev"
-            }
-        },
-        "installation-source": "dist",
-        "autoload": {
-            "psr-4": {
-                "Symfony\\Polyfill\\Intl\\Idn\\": ""
-            },
-            "files": [
-                "bootstrap.php"
-            ]
-        },
-        "notification-url": "https://packagist.org/downloads/",
-        "license": [
-            "MIT"
-        ],
-        "authors": [
-            {
-                "name": "Laurent Bassin",
-                "email": "laurent@bassin.info"
-            },
-            {
-                "name": "Symfony Community",
-                "homepage": "https://symfony.com/contributors"
-            }
-        ],
-        "description": "Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions",
-        "homepage": "https://symfony.com",
-        "keywords": [
-            "compatibility",
-            "idn",
-            "intl",
-            "polyfill",
-            "portable",
-            "shim"
-        ]
-    },
     {
         "name": "symfony/polyfill-mbstring",
         "version": "v1.12.0",
@@ -12289,63 +12225,6 @@
             "shim"
         ]
     },
-    {
-        "name": "symfony/polyfill-php72",
-        "version": "v1.14.0",
-        "version_normalized": "1.14.0.0",
-        "source": {
-            "type": "git",
-            "url": "https://github.com/symfony/polyfill-php72.git",
-            "reference": "46ecacf4751dd0dc81e4f6bf01dbf9da1dc1dadf"
-        },
-        "dist": {
-            "type": "zip",
-            "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/46ecacf4751dd0dc81e4f6bf01dbf9da1dc1dadf",
-            "reference": "46ecacf4751dd0dc81e4f6bf01dbf9da1dc1dadf",
-            "shasum": ""
-        },
-        "require": {
-            "php": ">=5.3.3"
-        },
-        "time": "2020-01-13T11:15:53+00:00",
-        "type": "library",
-        "extra": {
-            "branch-alias": {
-                "dev-master": "1.14-dev"
-            }
-        },
-        "installation-source": "dist",
-        "autoload": {
-            "psr-4": {
-                "Symfony\\Polyfill\\Php72\\": ""
-            },
-            "files": [
-                "bootstrap.php"
-            ]
-        },
-        "notification-url": "https://packagist.org/downloads/",
-        "license": [
-            "MIT"
-        ],
-        "authors": [
-            {
-                "name": "Nicolas Grekas",
-                "email": "p@tchwork.com"
-            },
-            {
-                "name": "Symfony Community",
-                "homepage": "https://symfony.com/contributors"
-            }
-        ],
-        "description": "Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions",
-        "homepage": "https://symfony.com",
-        "keywords": [
-            "compatibility",
-            "polyfill",
-            "portable",
-            "shim"
-        ]
-    },
     {
         "name": "symfony/polyfill-util",
         "version": "v1.12.0",
diff --git a/vendor/symfony/polyfill-intl-idn/Idn.php b/vendor/symfony/polyfill-intl-idn/Idn.php
deleted file mode 100644
index adb718d29652ecc3897c8dbb7d502462ea32a8c4..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-intl-idn/Idn.php
+++ /dev/null
@@ -1,283 +0,0 @@
-<?php
-
-/*
- * Copyright (c) 2014 TrueServer B.V.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is furnished
- * to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * Originally forked from
- * https://github.com/true/php-punycode/blob/v2.1.1/src/Punycode.php
- */
-
-namespace Symfony\Polyfill\Intl\Idn;
-
-/**
- * Partial intl implementation in pure PHP.
- *
- * Implemented:
- * - idn_to_ascii - Convert domain name to IDNA ASCII form
- * - idn_to_utf8  - Convert domain name from IDNA ASCII to Unicode
- *
- * @author Renan Gonçalves <renan.saddam@gmail.com>
- * @author Sebastian Kroczek <sk@xbug.de>
- * @author Dmitry Lukashin <dmitry@lukashin.ru>
- * @author Laurent Bassin <laurent@bassin.info>
- *
- * @internal
- */
-final class Idn
-{
-    const INTL_IDNA_VARIANT_2003 = 0;
-    const INTL_IDNA_VARIANT_UTS46 = 1;
-
-    private static $encodeTable = array(
-        'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
-        'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
-        'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
-    );
-
-    private static $decodeTable = array(
-        'a' => 0, 'b' => 1, 'c' => 2, 'd' => 3, 'e' => 4, 'f' => 5,
-        'g' => 6, 'h' => 7, 'i' => 8, 'j' => 9, 'k' => 10, 'l' => 11,
-        'm' => 12, 'n' => 13, 'o' => 14, 'p' => 15, 'q' => 16, 'r' => 17,
-        's' => 18, 't' => 19, 'u' => 20, 'v' => 21, 'w' => 22, 'x' => 23,
-        'y' => 24, 'z' => 25, '0' => 26, '1' => 27, '2' => 28, '3' => 29,
-        '4' => 30, '5' => 31, '6' => 32, '7' => 33, '8' => 34, '9' => 35,
-    );
-
-    public static function idn_to_ascii($domain, $options, $variant, &$idna_info = array())
-    {
-        if (\PHP_VERSION_ID >= 70200 && self::INTL_IDNA_VARIANT_2003 === $variant) {
-            @trigger_error('idn_to_ascii(): INTL_IDNA_VARIANT_2003 is deprecated', E_USER_DEPRECATED);
-        }
-
-        if (self::INTL_IDNA_VARIANT_UTS46 === $variant) {
-            $domain = mb_strtolower($domain, 'utf-8');
-        }
-
-        $parts = explode('.', $domain);
-
-        foreach ($parts as $i => &$part) {
-            if ('' === $part && \count($parts) > 1 + $i) {
-                return false;
-            }
-            if (false === $part = self::encodePart($part)) {
-                return false;
-            }
-        }
-
-        $output = implode('.', $parts);
-
-        $idna_info = array(
-            'result' => \strlen($output) > 255 ? false : $output,
-            'isTransitionalDifferent' => false,
-            'errors' => 0,
-        );
-
-        return $idna_info['result'];
-    }
-
-    public static function idn_to_utf8($domain, $options, $variant, &$idna_info = array())
-    {
-        if (\PHP_VERSION_ID >= 70200 && self::INTL_IDNA_VARIANT_2003 === $variant) {
-            @trigger_error('idn_to_utf8(): INTL_IDNA_VARIANT_2003 is deprecated', E_USER_DEPRECATED);
-        }
-
-        $parts = explode('.', $domain);
-
-        foreach ($parts as &$part) {
-            $length = \strlen($part);
-            if ($length < 1 || 63 < $length) {
-                continue;
-            }
-            if (0 !== strpos($part, 'xn--')) {
-                continue;
-            }
-
-            $part = substr($part, 4);
-            $part = self::decodePart($part);
-        }
-
-        $output = implode('.', $parts);
-
-        $idna_info = array(
-            'result' => \strlen($output) > 255 ? false : $output,
-            'isTransitionalDifferent' => false,
-            'errors' => 0,
-        );
-
-        return $idna_info['result'];
-    }
-
-    private static function encodePart($input)
-    {
-        $codePoints = self::listCodePoints($input);
-
-        $n = 128;
-        $bias = 72;
-        $delta = 0;
-        $h = $b = \count($codePoints['basic']);
-
-        $output = '';
-        foreach ($codePoints['basic'] as $code) {
-            $output .= mb_chr($code, 'utf-8');
-        }
-        if ($input === $output) {
-            return $output;
-        }
-        if ($b > 0) {
-            $output .= '-';
-        }
-
-        $codePoints['nonBasic'] = array_unique($codePoints['nonBasic']);
-        sort($codePoints['nonBasic']);
-
-        $i = 0;
-        $length = mb_strlen($input, 'utf-8');
-        while ($h < $length) {
-            $m = $codePoints['nonBasic'][$i++];
-            $delta += ($m - $n) * ($h + 1);
-            $n = $m;
-
-            foreach ($codePoints['all'] as $c) {
-                if ($c < $n || $c < 128) {
-                    ++$delta;
-                }
-                if ($c === $n) {
-                    $q = $delta;
-                    for ($k = 36;; $k += 36) {
-                        $t = self::calculateThreshold($k, $bias);
-                        if ($q < $t) {
-                            break;
-                        }
-
-                        $code = $t + (($q - $t) % (36 - $t));
-                        $output .= self::$encodeTable[$code];
-
-                        $q = ($q - $t) / (36 - $t);
-                    }
-
-                    $output .= self::$encodeTable[$q];
-                    $bias = self::adapt($delta, $h + 1, ($h === $b));
-                    $delta = 0;
-                    ++$h;
-                }
-            }
-
-            ++$delta;
-            ++$n;
-        }
-
-        $output = 'xn--'.$output;
-
-        return \strlen($output) < 1 || 63 < \strlen($output) ? false : strtolower($output);
-    }
-
-    private static function listCodePoints($input)
-    {
-        $codePoints = array(
-            'all' => array(),
-            'basic' => array(),
-            'nonBasic' => array(),
-        );
-
-        $length = mb_strlen($input, 'utf-8');
-        for ($i = 0; $i < $length; ++$i) {
-            $char = mb_substr($input, $i, 1, 'utf-8');
-            $code = mb_ord($char, 'utf-8');
-            if ($code < 128) {
-                $codePoints['all'][] = $codePoints['basic'][] = $code;
-            } else {
-                $codePoints['all'][] = $codePoints['nonBasic'][] = $code;
-            }
-        }
-
-        return $codePoints;
-    }
-
-    private static function calculateThreshold($k, $bias)
-    {
-        if ($k <= $bias + 1) {
-            return 1;
-        }
-        if ($k >= $bias + 26) {
-            return 26;
-        }
-
-        return $k - $bias;
-    }
-
-    private static function adapt($delta, $numPoints, $firstTime)
-    {
-        $delta = (int) ($firstTime ? $delta / 700 : $delta / 2);
-        $delta += (int) ($delta / $numPoints);
-
-        $k = 0;
-        while ($delta > 35 * 13) {
-            $delta = (int) ($delta / 35);
-            $k = $k + 36;
-        }
-
-        return $k + (int) (36 * $delta / ($delta + 38));
-    }
-
-    private static function decodePart($input)
-    {
-        $n = 128;
-        $i = 0;
-        $bias = 72;
-        $output = '';
-
-        $pos = strrpos($input, '-');
-        if (false !== $pos) {
-            $output = substr($input, 0, $pos++);
-        } else {
-            $pos = 0;
-        }
-
-        $outputLength = \strlen($output);
-        $inputLength = \strlen($input);
-
-        while ($pos < $inputLength) {
-            $oldi = $i;
-            $w = 1;
-
-            for ($k = 36;; $k += 36) {
-                $digit = self::$decodeTable[$input[$pos++]];
-                $i += $digit * $w;
-                $t = self::calculateThreshold($k, $bias);
-
-                if ($digit < $t) {
-                    break;
-                }
-
-                $w *= 36 - $t;
-            }
-
-            $bias = self::adapt($i - $oldi, ++$outputLength, 0 === $oldi);
-            $n = $n + (int) ($i / $outputLength);
-            $i = $i % $outputLength;
-            $output = mb_substr($output, 0, $i, 'utf-8').mb_chr($n, 'utf-8').mb_substr($output, $i, $outputLength - 1, 'utf-8');
-
-            ++$i;
-        }
-
-        return $output;
-    }
-}
diff --git a/vendor/symfony/polyfill-intl-idn/LICENSE b/vendor/symfony/polyfill-intl-idn/LICENSE
deleted file mode 100644
index 3f853aaf35fe186d4016761eb6e8a403de3e6e0d..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-intl-idn/LICENSE
+++ /dev/null
@@ -1,19 +0,0 @@
-Copyright (c) 2018-2019 Fabien Potencier
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is furnished
-to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
diff --git a/vendor/symfony/polyfill-intl-idn/README.md b/vendor/symfony/polyfill-intl-idn/README.md
deleted file mode 100644
index 5fd8c6e97834a0bcbbaad627e34b8e35307a1de8..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-intl-idn/README.md
+++ /dev/null
@@ -1,12 +0,0 @@
-Symfony Polyfill / Intl: Idn
-============================
-
-This component provides `idn_to_ascii` and `idn_to_utf8` functions to users who run php versions without the intl extension.
-
-More information can be found in the
-[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
-
-License
-=======
-
-This library is released under the [MIT license](LICENSE).
diff --git a/vendor/symfony/polyfill-intl-idn/bootstrap.php b/vendor/symfony/polyfill-intl-idn/bootstrap.php
deleted file mode 100644
index c6e3921d764c903257ed9cde7000e1751f5537c0..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-intl-idn/bootstrap.php
+++ /dev/null
@@ -1,59 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-use Symfony\Polyfill\Intl\Idn as p;
-
-if (!function_exists('idn_to_ascii')) {
-    define('U_IDNA_PROHIBITED_ERROR', 66560);
-    define('U_IDNA_ERROR_START', 66560);
-    define('U_IDNA_UNASSIGNED_ERROR', 66561);
-    define('U_IDNA_CHECK_BIDI_ERROR', 66562);
-    define('U_IDNA_STD3_ASCII_RULES_ERROR', 66563);
-    define('U_IDNA_ACE_PREFIX_ERROR', 66564);
-    define('U_IDNA_VERIFICATION_ERROR', 66565);
-    define('U_IDNA_LABEL_TOO_LONG_ERROR', 66566);
-    define('U_IDNA_ZERO_LENGTH_LABEL_ERROR', 66567);
-    define('U_IDNA_DOMAIN_NAME_TOO_LONG_ERROR', 66568);
-    define('U_IDNA_ERROR_LIMIT', 66569);
-    define('U_STRINGPREP_PROHIBITED_ERROR', 66560);
-    define('U_STRINGPREP_UNASSIGNED_ERROR', 66561);
-    define('U_STRINGPREP_CHECK_BIDI_ERROR', 66562);
-    define('IDNA_DEFAULT', 0);
-    define('IDNA_ALLOW_UNASSIGNED', 1);
-    define('IDNA_USE_STD3_RULES', 2);
-    define('IDNA_CHECK_BIDI', 4);
-    define('IDNA_CHECK_CONTEXTJ', 8);
-    define('IDNA_NONTRANSITIONAL_TO_ASCII', 16);
-    define('IDNA_NONTRANSITIONAL_TO_UNICODE', 32);
-    define('INTL_IDNA_VARIANT_2003', 0);
-    define('INTL_IDNA_VARIANT_UTS46', 1);
-    define('IDNA_ERROR_EMPTY_LABEL', 1);
-    define('IDNA_ERROR_LABEL_TOO_LONG', 2);
-    define('IDNA_ERROR_DOMAIN_NAME_TOO_LONG', 4);
-    define('IDNA_ERROR_LEADING_HYPHEN', 8);
-    define('IDNA_ERROR_TRAILING_HYPHEN', 16);
-    define('IDNA_ERROR_HYPHEN_3_4', 32);
-    define('IDNA_ERROR_LEADING_COMBINING_MARK', 64);
-    define('IDNA_ERROR_DISALLOWED', 128);
-    define('IDNA_ERROR_PUNYCODE', 256);
-    define('IDNA_ERROR_LABEL_HAS_DOT', 512);
-    define('IDNA_ERROR_INVALID_ACE_LABEL', 1024);
-    define('IDNA_ERROR_BIDI', 2048);
-    define('IDNA_ERROR_CONTEXTJ', 4096);
-
-    if (PHP_VERSION_ID < 70400) {
-        function idn_to_ascii($domain, $options = IDNA_DEFAULT, $variant = INTL_IDNA_VARIANT_2003, &$idna_info = array()) { return p\Idn::idn_to_ascii($domain, $options, $variant, $idna_info); }
-        function idn_to_utf8($domain, $options = IDNA_DEFAULT, $variant = INTL_IDNA_VARIANT_2003, &$idna_info = array()) { return p\Idn::idn_to_utf8($domain, $options, $variant, $idna_info); }
-    } else {
-        function idn_to_ascii($domain, $options = IDNA_DEFAULT, $variant = INTL_IDNA_VARIANT_UTS46, &$idna_info = array()) { return p\Idn::idn_to_ascii($domain, $options, $variant, $idna_info); }
-        function idn_to_utf8($domain, $options = IDNA_DEFAULT, $variant = INTL_IDNA_VARIANT_UTS46, &$idna_info = array()) { return p\Idn::idn_to_utf8($domain, $options, $variant, $idna_info); }
-    }
-}
diff --git a/vendor/symfony/polyfill-intl-idn/composer.json b/vendor/symfony/polyfill-intl-idn/composer.json
deleted file mode 100644
index d2e3f4b19740e7ba388beea3b52217206b553580..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-intl-idn/composer.json
+++ /dev/null
@@ -1,36 +0,0 @@
-{
-    "name": "symfony/polyfill-intl-idn",
-    "type": "library",
-    "description": "Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions",
-    "keywords": ["polyfill", "shim", "compatibility", "portable", "intl", "idn"],
-    "homepage": "https://symfony.com",
-    "license": "MIT",
-    "authors": [
-        {
-            "name": "Laurent Bassin",
-            "email": "laurent@bassin.info"
-        },
-        {
-            "name": "Symfony Community",
-            "homepage": "https://symfony.com/contributors"
-        }
-    ],
-    "require": {
-        "php": ">=5.3.3",
-        "symfony/polyfill-mbstring": "^1.3",
-        "symfony/polyfill-php72": "^1.9"
-    },
-    "autoload": {
-        "psr-4": { "Symfony\\Polyfill\\Intl\\Idn\\": "" },
-        "files": [ "bootstrap.php" ]
-    },
-    "suggest": {
-        "ext-intl": "For best performance"
-    },
-    "minimum-stability": "dev",
-    "extra": {
-        "branch-alias": {
-            "dev-master": "1.12-dev"
-        }
-    }
-}
diff --git a/vendor/symfony/polyfill-php72/LICENSE b/vendor/symfony/polyfill-php72/LICENSE
deleted file mode 100644
index 4cd8bdd3007da4d62985ec9e5ca81a1e18ae34d1..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-php72/LICENSE
+++ /dev/null
@@ -1,19 +0,0 @@
-Copyright (c) 2015-2019 Fabien Potencier
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is furnished
-to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
diff --git a/vendor/symfony/polyfill-php72/Php72.php b/vendor/symfony/polyfill-php72/Php72.php
deleted file mode 100644
index d531e8441bff9f706fe9de1a0a76f27201b7fbe8..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-php72/Php72.php
+++ /dev/null
@@ -1,216 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Symfony\Polyfill\Php72;
-
-/**
- * @author Nicolas Grekas <p@tchwork.com>
- * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
- *
- * @internal
- */
-final class Php72
-{
-    private static $hashMask;
-
-    public static function utf8_encode($s)
-    {
-        $s .= $s;
-        $len = \strlen($s);
-
-        for ($i = $len >> 1, $j = 0; $i < $len; ++$i, ++$j) {
-            switch (true) {
-                case $s[$i] < "\x80": $s[$j] = $s[$i]; break;
-                case $s[$i] < "\xC0": $s[$j] = "\xC2"; $s[++$j] = $s[$i]; break;
-                default: $s[$j] = "\xC3"; $s[++$j] = \chr(\ord($s[$i]) - 64); break;
-            }
-        }
-
-        return substr($s, 0, $j);
-    }
-
-    public static function utf8_decode($s)
-    {
-        $s = (string) $s;
-        $len = \strlen($s);
-
-        for ($i = 0, $j = 0; $i < $len; ++$i, ++$j) {
-            switch ($s[$i] & "\xF0") {
-                case "\xC0":
-                case "\xD0":
-                    $c = (\ord($s[$i] & "\x1F") << 6) | \ord($s[++$i] & "\x3F");
-                    $s[$j] = $c < 256 ? \chr($c) : '?';
-                    break;
-
-                case "\xF0":
-                    ++$i;
-                    // no break
-
-                case "\xE0":
-                    $s[$j] = '?';
-                    $i += 2;
-                    break;
-
-                default:
-                    $s[$j] = $s[$i];
-            }
-        }
-
-        return substr($s, 0, $j);
-    }
-
-    public static function php_os_family()
-    {
-        if ('\\' === \DIRECTORY_SEPARATOR) {
-            return 'Windows';
-        }
-
-        $map = array(
-            'Darwin' => 'Darwin',
-            'DragonFly' => 'BSD',
-            'FreeBSD' => 'BSD',
-            'NetBSD' => 'BSD',
-            'OpenBSD' => 'BSD',
-            'Linux' => 'Linux',
-            'SunOS' => 'Solaris',
-        );
-
-        return isset($map[PHP_OS]) ? $map[PHP_OS] : 'Unknown';
-    }
-
-    public static function spl_object_id($object)
-    {
-        if (null === self::$hashMask) {
-            self::initHashMask();
-        }
-        if (null === $hash = spl_object_hash($object)) {
-            return;
-        }
-
-        return self::$hashMask ^ hexdec(substr($hash, 16 - \PHP_INT_SIZE, \PHP_INT_SIZE));
-    }
-
-    public static function sapi_windows_vt100_support($stream, $enable = null)
-    {
-        if (!\is_resource($stream)) {
-            trigger_error('sapi_windows_vt100_support() expects parameter 1 to be resource, '.\gettype($stream).' given', E_USER_WARNING);
-
-            return false;
-        }
-
-        $meta = stream_get_meta_data($stream);
-
-        if ('STDIO' !== $meta['stream_type']) {
-            trigger_error('sapi_windows_vt100_support() was not able to analyze the specified stream', E_USER_WARNING);
-
-            return false;
-        }
-
-        // We cannot actually disable vt100 support if it is set
-        if (false === $enable || !self::stream_isatty($stream)) {
-            return false;
-        }
-
-        // The native function does not apply to stdin
-        $meta = array_map('strtolower', $meta);
-        $stdin = 'php://stdin' === $meta['uri'] || 'php://fd/0' === $meta['uri'];
-
-        return !$stdin
-            && (false !== getenv('ANSICON')
-            || 'ON' === getenv('ConEmuANSI')
-            || 'xterm' === getenv('TERM')
-            || 'Hyper' === getenv('TERM_PROGRAM'));
-    }
-
-    public static function stream_isatty($stream)
-    {
-        if (!\is_resource($stream)) {
-            trigger_error('stream_isatty() expects parameter 1 to be resource, '.\gettype($stream).' given', E_USER_WARNING);
-
-            return false;
-        }
-
-        if ('\\' === \DIRECTORY_SEPARATOR) {
-            $stat = @fstat($stream);
-            // Check if formatted mode is S_IFCHR
-            return $stat ? 0020000 === ($stat['mode'] & 0170000) : false;
-        }
-
-        return \function_exists('posix_isatty') && @posix_isatty($stream);
-    }
-
-    private static function initHashMask()
-    {
-        $obj = (object) array();
-        self::$hashMask = -1;
-
-        // check if we are nested in an output buffering handler to prevent a fatal error with ob_start() below
-        $obFuncs = array('ob_clean', 'ob_end_clean', 'ob_flush', 'ob_end_flush', 'ob_get_contents', 'ob_get_flush');
-        foreach (debug_backtrace(\PHP_VERSION_ID >= 50400 ? DEBUG_BACKTRACE_IGNORE_ARGS : false) as $frame) {
-            if (isset($frame['function'][0]) && !isset($frame['class']) && 'o' === $frame['function'][0] && \in_array($frame['function'], $obFuncs)) {
-                $frame['line'] = 0;
-                break;
-            }
-        }
-        if (!empty($frame['line'])) {
-            ob_start();
-            debug_zval_dump($obj);
-            self::$hashMask = (int) substr(ob_get_clean(), 17);
-        }
-
-        self::$hashMask ^= hexdec(substr(spl_object_hash($obj), 16 - \PHP_INT_SIZE, \PHP_INT_SIZE));
-    }
-
-    public static function mb_chr($code, $encoding = null)
-    {
-        if (0x80 > $code %= 0x200000) {
-            $s = \chr($code);
-        } elseif (0x800 > $code) {
-            $s = \chr(0xC0 | $code >> 6).\chr(0x80 | $code & 0x3F);
-        } elseif (0x10000 > $code) {
-            $s = \chr(0xE0 | $code >> 12).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
-        } else {
-            $s = \chr(0xF0 | $code >> 18).\chr(0x80 | $code >> 12 & 0x3F).\chr(0x80 | $code >> 6 & 0x3F).\chr(0x80 | $code & 0x3F);
-        }
-
-        if ('UTF-8' !== $encoding) {
-            $s = mb_convert_encoding($s, $encoding, 'UTF-8');
-        }
-
-        return $s;
-    }
-
-    public static function mb_ord($s, $encoding = null)
-    {
-        if (null == $encoding) {
-            $s = mb_convert_encoding($s, 'UTF-8');
-        } elseif ('UTF-8' !== $encoding) {
-            $s = mb_convert_encoding($s, 'UTF-8', $encoding);
-        }
-
-        if (1 === \strlen($s)) {
-            return \ord($s);
-        }
-
-        $code = ($s = unpack('C*', substr($s, 0, 4))) ? $s[1] : 0;
-        if (0xF0 <= $code) {
-            return (($code - 0xF0) << 18) + (($s[2] - 0x80) << 12) + (($s[3] - 0x80) << 6) + $s[4] - 0x80;
-        }
-        if (0xE0 <= $code) {
-            return (($code - 0xE0) << 12) + (($s[2] - 0x80) << 6) + $s[3] - 0x80;
-        }
-        if (0xC0 <= $code) {
-            return (($code - 0xC0) << 6) + $s[2] - 0x80;
-        }
-
-        return $code;
-    }
-}
diff --git a/vendor/symfony/polyfill-php72/README.md b/vendor/symfony/polyfill-php72/README.md
deleted file mode 100644
index 82c45f7a58609564f91c44767789c3ee0664991c..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-php72/README.md
+++ /dev/null
@@ -1,27 +0,0 @@
-Symfony Polyfill / Php72
-========================
-
-This component provides functions added to PHP 7.2 core:
-
-- [`spl_object_id`](https://php.net/spl_object_id)
-- [`stream_isatty`](https://php.net/stream_isatty)
-
-On Windows only:
-
-- [`sapi_windows_vt100_support`](https://php.net/sapi_windows_vt100_support)
-
-Moved to core since 7.2 (was in the optional XML extension earlier):
-
-- [`utf8_encode`](https://php.net/utf8_encode)
-- [`utf8_decode`](https://php.net/utf8_decode)
-
-Also, it provides a constant added to PHP 7.2:
-- [`PHP_OS_FAMILY`](http://php.net/manual/en/reserved.constants.php#constant.php-os-family)
-
-More information can be found in the
-[main Polyfill README](https://github.com/symfony/polyfill/blob/master/README.md).
-
-License
-=======
-
-This library is released under the [MIT license](LICENSE).
diff --git a/vendor/symfony/polyfill-php72/bootstrap.php b/vendor/symfony/polyfill-php72/bootstrap.php
deleted file mode 100644
index 519056de4aa1ec2b25b06b77b4dad800720c5016..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-php72/bootstrap.php
+++ /dev/null
@@ -1,36 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-use Symfony\Polyfill\Php72 as p;
-
-if (PHP_VERSION_ID < 70200) {
-    if ('\\' === DIRECTORY_SEPARATOR && !function_exists('sapi_windows_vt100_support')) {
-        function sapi_windows_vt100_support($stream, $enable = null) { return p\Php72::sapi_windows_vt100_support($stream, $enable); }
-    }
-    if (!function_exists('stream_isatty')) {
-        function stream_isatty($stream) { return p\Php72::stream_isatty($stream); }
-    }
-    if (!function_exists('utf8_encode')) {
-        function utf8_encode($s) { return p\Php72::utf8_encode($s); }
-        function utf8_decode($s) { return p\Php72::utf8_decode($s); }
-    }
-    if (!function_exists('spl_object_id')) {
-        function spl_object_id($s) { return p\Php72::spl_object_id($s); }
-    }
-    if (!defined('PHP_OS_FAMILY')) {
-        define('PHP_OS_FAMILY', p\Php72::php_os_family());
-    }
-    if (!function_exists('mb_chr')) {
-        function mb_ord($s, $enc = null) { return p\Php72::mb_ord($s, $enc); }
-        function mb_chr($code, $enc = null) { return p\Php72::mb_chr($code, $enc); }
-        function mb_scrub($s, $enc = null) { $enc = null === $enc ? mb_internal_encoding() : $enc; return mb_convert_encoding($s, $enc, $enc); }
-    }
-}
diff --git a/vendor/symfony/polyfill-php72/composer.json b/vendor/symfony/polyfill-php72/composer.json
deleted file mode 100644
index d2f8464154386ea26323ff1f72db87046f999547..0000000000000000000000000000000000000000
--- a/vendor/symfony/polyfill-php72/composer.json
+++ /dev/null
@@ -1,31 +0,0 @@
-{
-    "name": "symfony/polyfill-php72",
-    "type": "library",
-    "description": "Symfony polyfill backporting some PHP 7.2+ features to lower PHP versions",
-    "keywords": ["polyfill", "shim", "compatibility", "portable"],
-    "homepage": "https://symfony.com",
-    "license": "MIT",
-    "authors": [
-        {
-            "name": "Nicolas Grekas",
-            "email": "p@tchwork.com"
-        },
-        {
-            "name": "Symfony Community",
-            "homepage": "https://symfony.com/contributors"
-        }
-    ],
-    "require": {
-        "php": ">=5.3.3"
-    },
-    "autoload": {
-        "psr-4": { "Symfony\\Polyfill\\Php72\\": "" },
-        "files": [ "bootstrap.php" ]
-    },
-    "minimum-stability": "dev",
-    "extra": {
-        "branch-alias": {
-            "dev-master": "1.14-dev"
-        }
-    }
-}