diff --git a/composer.json b/composer.json
index c94bff4a4..86f6d1e6a 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,8 @@
     "symfony/framework-bundle": "~3.4.47",
     "symfony/polyfill-php70": "1.*",
     "symfony/twig-bundle": "~3.4.47",
-    "symfony/yaml": "~3.4.47"
+    "symfony/yaml": "~3.4.47",
+    "twig/twig": "~1.42.5"
   },
   "require-dev": {
     "symfony/stopwatch": "~3.4.47",
diff --git a/composer.lock b/composer.lock
index 67b4fcea6..dc6fb38da 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": "9993a936d8716519fc42cc50600cd84f",
+    "content-hash": "3e305dd9061cf7b6d05ab014a27156d0",
     "packages": [
         {
             "name": "combodo/tcpdf",
@@ -2677,16 +2677,16 @@
         },
         {
             "name": "twig/twig",
-            "version": "v1.42.4",
+            "version": "v1.42.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "e587180584c3d2d6cb864a0454e777bb6dcb6152"
+                "reference": "87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/e587180584c3d2d6cb864a0454e777bb6dcb6152",
-                "reference": "e587180584c3d2d6cb864a0454e777bb6dcb6152",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e",
+                "reference": "87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e",
                 "shasum": ""
             },
             "require": {
@@ -2695,8 +2695,7 @@
             },
             "require-dev": {
                 "psr/container": "^1.0",
-                "symfony/debug": "^3.4|^4.2",
-                "symfony/phpunit-bridge": "^4.4@dev|^5.0"
+                "symfony/phpunit-bridge": "^4.4|^5.0"
             },
             "type": "library",
             "extra": {
@@ -2725,7 +2724,6 @@
                 },
                 {
                     "name": "Twig Team",
-                    "homepage": "https://twig.symfony.com/contributors",
                     "role": "Contributors"
                 },
                 {
@@ -2739,7 +2737,11 @@
             "keywords": [
                 "templating"
             ],
-            "time": "2019-11-11T16:49:32+00:00"
+            "support": {
+                "issues": "https://github.com/twigphp/Twig/issues",
+                "source": "https://github.com/twigphp/Twig/tree/1.x"
+            },
+            "time": "2020-02-11T05:59:23+00:00"
         }
     ],
     "packages-dev": [
@@ -2973,7 +2975,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=5.6.0",
+        "php": ">=7.0.8",
         "ext-ctype": "*",
         "ext-dom": "*",
         "ext-gd": "*",
@@ -2984,7 +2986,7 @@
     },
     "platform-dev": [],
     "platform-overrides": {
-        "php": "5.6.0"
+        "php": "7.0.8"
     },
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.3.0"
 }
diff --git a/lib/autoload.php b/lib/autoload.php
index 79c1600b5..64168f99a 100644
--- a/lib/autoload.php
+++ b/lib/autoload.php
@@ -2,6 +2,11 @@
 
 // autoload.php @generated by Composer
 
+if (PHP_VERSION_ID < 50600) {
+    echo 'Composer 2.3.0 dropped support for autoloading on PHP <5.6 and you are running '.PHP_VERSION.', please upgrade PHP or use Composer 2.2 LTS via "composer self-update --2.2". Aborting.'.PHP_EOL;
+    exit(1);
+}
+
 require_once __DIR__ . '/composer/autoload_real.php';
 
 return ComposerAutoloaderInit0018331147de7601e7552f7da8e3bb8b::getLoader();
diff --git a/lib/bin/php-parse b/lib/bin/php-parse
deleted file mode 120000
index 062d66a3e..000000000
--- a/lib/bin/php-parse
+++ /dev/null
@@ -1 +0,0 @@
-../nikic/php-parser/bin/php-parse
\ No newline at end of file
diff --git a/lib/bin/php-parse b/lib/bin/php-parse
new file mode 100644
index 000000000..80f0e486d
--- /dev/null
+++ b/lib/bin/php-parse
@@ -0,0 +1,117 @@
+#!/usr/bin/env php
+<?php
+
+/**
+ * Proxy PHP file generated by Composer
+ *
+ * This file includes the referenced bin path (../nikic/php-parser/bin/php-parse)
+ * using a stream wrapper to prevent the shebang from being output on PHP<8
+ *
+ * @generated
+ */
+
+namespace Composer;
+
+$GLOBALS['_composer_bin_dir'] = __DIR__;
+$GLOBALS['_composer_autoload_path'] = __DIR__ . '/..'.'/autoload.php';
+
+if (PHP_VERSION_ID < 80000) {
+    if (!class_exists('Composer\BinProxyWrapper')) {
+        /**
+         * @internal
+         */
+        final class BinProxyWrapper
+        {
+            private $handle;
+            private $position;
+            private $realpath;
+
+            public function stream_open($path, $mode, $options, &$opened_path)
+            {
+                // get rid of phpvfscomposer:// prefix for __FILE__ & __DIR__ resolution
+                $opened_path = substr($path, 17);
+                $this->realpath = realpath($opened_path) ?: $opened_path;
+                $opened_path = $this->realpath;
+                $this->handle = fopen($this->realpath, $mode);
+                $this->position = 0;
+
+                return (bool) $this->handle;
+            }
+
+            public function stream_read($count)
+            {
+                $data = fread($this->handle, $count);
+
+                if ($this->position === 0) {
+                    $data = preg_replace('{^#!.*\r?\n}', '', $data);
+                }
+
+                $this->position += strlen($data);
+
+                return $data;
+            }
+
+            public function stream_cast($castAs)
+            {
+                return $this->handle;
+            }
+
+            public function stream_close()
+            {
+                fclose($this->handle);
+            }
+
+            public function stream_lock($operation)
+            {
+                return $operation ? flock($this->handle, $operation) : true;
+            }
+
+            public function stream_seek($offset, $whence)
+            {
+                if (0 === fseek($this->handle, $offset, $whence)) {
+                    $this->position = ftell($this->handle);
+                    return true;
+                }
+
+                return false;
+            }
+
+            public function stream_tell()
+            {
+                return $this->position;
+            }
+
+            public function stream_eof()
+            {
+                return feof($this->handle);
+            }
+
+            public function stream_stat()
+            {
+                return array();
+            }
+
+            public function stream_set_option($option, $arg1, $arg2)
+            {
+                return true;
+            }
+
+            public function url_stat($path, $flags)
+            {
+                $path = substr($path, 17);
+                if (file_exists($path)) {
+                    return stat($path);
+                }
+
+                return false;
+            }
+        }
+    }
+
+    if (function_exists('stream_wrapper_register') && stream_wrapper_register('phpvfscomposer', 'Composer\BinProxyWrapper')) {
+        include("phpvfscomposer://" . __DIR__ . '/..'.'/nikic/php-parser/bin/php-parse');
+        exit(0);
+    }
+}
+
+include __DIR__ . '/..'.'/nikic/php-parser/bin/php-parse';
diff --git a/lib/bin/php-parse.bat b/lib/bin/php-parse.bat
new file mode 100644
index 000000000..2c5096dc3
--- /dev/null
+++ b/lib/bin/php-parse.bat
@@ -0,0 +1,5 @@
+@ECHO OFF
+setlocal DISABLEDELAYEDEXPANSION
+SET BIN_TARGET=%~dp0/php-parse
+SET COMPOSER_RUNTIME_BIN_DIR=%~dp0
+php "%BIN_TARGET%" %*
diff --git a/lib/composer/ClassLoader.php b/lib/composer/ClassLoader.php
index 0cd6055d1..afef3fa2a 100644
--- a/lib/composer/ClassLoader.php
+++ b/lib/composer/ClassLoader.php
@@ -149,7 +149,7 @@ class ClassLoader
 
     /**
      * @return string[] Array of classname => path
-     * @psalm-var array<string, string>
+     * @psalm-return array<string, string>
      */
     public function getClassMap()
     {
diff --git a/lib/composer/InstalledVersions.php b/lib/composer/InstalledVersions.php
index 7c5502ca4..41bc143c1 100644
--- a/lib/composer/InstalledVersions.php
+++ b/lib/composer/InstalledVersions.php
@@ -21,11 +21,26 @@ use Composer\Semver\VersionParser;
  * See also https://getcomposer.org/doc/07-runtime.md#installed-versions
  *
  * To require its presence, you can require `composer-runtime-api ^2.0`
+ *
+ * @final
  */
 class InstalledVersions
 {
+    /**
+     * @var mixed[]|null
+     * @psalm-var array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}|array{}|null
+     */
     private static $installed;
+
+    /**
+     * @var bool|null
+     */
     private static $canGetVendors;
+
+    /**
+     * @var array[]
+     * @psalm-var array<string, array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}>
+     */
     private static $installedByVendor = array();
 
     /**
diff --git a/lib/composer/autoload_classmap.php b/lib/composer/autoload_classmap.php
index 753caac85..0bfee344b 100644
--- a/lib/composer/autoload_classmap.php
+++ b/lib/composer/autoload_classmap.php
@@ -2,7 +2,7 @@
 
 // autoload_classmap.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
@@ -854,9 +854,6 @@ return array(
     'Symfony\\Bundle\\FrameworkBundle\\Templating\\TemplateNameParser' => $vendorDir . '/symfony/framework-bundle/Templating/TemplateNameParser.php',
     'Symfony\\Bundle\\FrameworkBundle\\Templating\\TemplateReference' => $vendorDir . '/symfony/framework-bundle/Templating/TemplateReference.php',
     'Symfony\\Bundle\\FrameworkBundle\\Templating\\TimedPhpEngine' => $vendorDir . '/symfony/framework-bundle/Templating/TimedPhpEngine.php',
-    'Symfony\\Bundle\\FrameworkBundle\\Test\\ForwardCompatTestTrait' => $vendorDir . '/symfony/framework-bundle/Test/ForwardCompatTestTrait.php',
-    'Symfony\\Bundle\\FrameworkBundle\\Test\\KernelTestCase' => $vendorDir . '/symfony/framework-bundle/Test/KernelTestCase.php',
-    'Symfony\\Bundle\\FrameworkBundle\\Test\\WebTestCase' => $vendorDir . '/symfony/framework-bundle/Test/WebTestCase.php',
     'Symfony\\Bundle\\FrameworkBundle\\Translation\\PhpExtractor' => $vendorDir . '/symfony/framework-bundle/Translation/PhpExtractor.php',
     'Symfony\\Bundle\\FrameworkBundle\\Translation\\PhpStringTokenParser' => $vendorDir . '/symfony/framework-bundle/Translation/PhpStringTokenParser.php',
     'Symfony\\Bundle\\FrameworkBundle\\Translation\\TranslationLoader' => $vendorDir . '/symfony/framework-bundle/Translation/TranslationLoader.php',
@@ -1661,7 +1658,6 @@ return array(
     'Symfony\\Component\\VarDumper\\Dumper\\DataDumperInterface' => $vendorDir . '/symfony/var-dumper/Dumper/DataDumperInterface.php',
     'Symfony\\Component\\VarDumper\\Dumper\\HtmlDumper' => $vendorDir . '/symfony/var-dumper/Dumper/HtmlDumper.php',
     'Symfony\\Component\\VarDumper\\Exception\\ThrowingCasterException' => $vendorDir . '/symfony/var-dumper/Exception/ThrowingCasterException.php',
-    'Symfony\\Component\\VarDumper\\Test\\VarDumperTestTrait' => $vendorDir . '/symfony/var-dumper/Test/VarDumperTestTrait.php',
     'Symfony\\Component\\VarDumper\\VarDumper' => $vendorDir . '/symfony/var-dumper/VarDumper.php',
     'Symfony\\Component\\Yaml\\Command\\LintCommand' => $vendorDir . '/symfony/yaml/Command/LintCommand.php',
     'Symfony\\Component\\Yaml\\Dumper' => $vendorDir . '/symfony/yaml/Dumper.php',
@@ -1865,6 +1861,8 @@ return array(
     'Twig\\Source' => $vendorDir . '/twig/twig/src/Source.php',
     'Twig\\Template' => $vendorDir . '/twig/twig/src/Template.php',
     'Twig\\TemplateWrapper' => $vendorDir . '/twig/twig/src/TemplateWrapper.php',
+    'Twig\\Test\\IntegrationTestCase' => $vendorDir . '/twig/twig/src/Test/IntegrationTestCase.php',
+    'Twig\\Test\\NodeTestCase' => $vendorDir . '/twig/twig/src/Test/NodeTestCase.php',
     'Twig\\Token' => $vendorDir . '/twig/twig/src/Token.php',
     'Twig\\TokenParser\\AbstractTokenParser' => $vendorDir . '/twig/twig/src/TokenParser/AbstractTokenParser.php',
     'Twig\\TokenParser\\ApplyTokenParser' => $vendorDir . '/twig/twig/src/TokenParser/ApplyTokenParser.php',
@@ -2062,6 +2060,11 @@ return array(
     'Twig_Test' => $vendorDir . '/twig/twig/lib/Twig/Test.php',
     'Twig_TestCallableInterface' => $vendorDir . '/twig/twig/lib/Twig/TestCallableInterface.php',
     'Twig_TestInterface' => $vendorDir . '/twig/twig/lib/Twig/TestInterface.php',
+    'Twig_Test_Function' => $vendorDir . '/twig/twig/lib/Twig/Test/Function.php',
+    'Twig_Test_IntegrationTestCase' => $vendorDir . '/twig/twig/lib/Twig/Test/IntegrationTestCase.php',
+    'Twig_Test_Method' => $vendorDir . '/twig/twig/lib/Twig/Test/Method.php',
+    'Twig_Test_Node' => $vendorDir . '/twig/twig/lib/Twig/Test/Node.php',
+    'Twig_Test_NodeTestCase' => $vendorDir . '/twig/twig/lib/Twig/Test/NodeTestCase.php',
     'Twig_Token' => $vendorDir . '/twig/twig/lib/Twig/Token.php',
     'Twig_TokenParser' => $vendorDir . '/twig/twig/lib/Twig/TokenParser.php',
     'Twig_TokenParserBroker' => $vendorDir . '/twig/twig/lib/Twig/TokenParserBroker.php',
diff --git a/lib/composer/autoload_files.php b/lib/composer/autoload_files.php
index 65bc196d3..6706671aa 100644
--- a/lib/composer/autoload_files.php
+++ b/lib/composer/autoload_files.php
@@ -2,16 +2,16 @@
 
 // autoload_files.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
-    '0e6d7bf4a5811bfa5cf40c5ccd6fae6a' => $vendorDir . '/symfony/polyfill-mbstring/bootstrap.php',
     '320cde22f66dd4f5d3fd621d3e88b98f' => $vendorDir . '/symfony/polyfill-ctype/bootstrap.php',
+    '0e6d7bf4a5811bfa5cf40c5ccd6fae6a' => $vendorDir . '/symfony/polyfill-mbstring/bootstrap.php',
     '5255c38a0faeba867671b61dfda6d864' => $vendorDir . '/paragonie/random_compat/lib/random.php',
     '023d27dca8066ef29e6739335ea73bad' => $vendorDir . '/symfony/polyfill-php70/bootstrap.php',
-    '32dcc8afd4335739640db7d200c1971d' => $vendorDir . '/symfony/polyfill-apcu/bootstrap.php',
     'bd9634f2d41831496de0d3dfe4c94881' => $vendorDir . '/symfony/polyfill-php56/bootstrap.php',
+    '32dcc8afd4335739640db7d200c1971d' => $vendorDir . '/symfony/polyfill-apcu/bootstrap.php',
     '667aeda72477189d0494fecd327c3641' => $vendorDir . '/symfony/var-dumper/Resources/functions/dump.php',
     '2c102faa651ef8ea5874edb585946bce' => $vendorDir . '/swiftmailer/swiftmailer/lib/swift_required.php',
 );
diff --git a/lib/composer/autoload_namespaces.php b/lib/composer/autoload_namespaces.php
index d12922d08..e6117c750 100644
--- a/lib/composer/autoload_namespaces.php
+++ b/lib/composer/autoload_namespaces.php
@@ -2,7 +2,7 @@
 
 // autoload_namespaces.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
diff --git a/lib/composer/autoload_psr4.php b/lib/composer/autoload_psr4.php
index 20234ce5e..596febb62 100644
--- a/lib/composer/autoload_psr4.php
+++ b/lib/composer/autoload_psr4.php
@@ -2,7 +2,7 @@
 
 // autoload_psr4.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
diff --git a/lib/composer/autoload_real.php b/lib/composer/autoload_real.php
index 661cd2543..752e35fbd 100644
--- a/lib/composer/autoload_real.php
+++ b/lib/composer/autoload_real.php
@@ -25,33 +25,20 @@ class ComposerAutoloaderInit0018331147de7601e7552f7da8e3bb8b
         require __DIR__ . '/platform_check.php';
 
         spl_autoload_register(array('ComposerAutoloaderInit0018331147de7601e7552f7da8e3bb8b', 'loadClassLoader'), true, true);
-        self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(\dirname(__FILE__)));
+        self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(__DIR__));
         spl_autoload_unregister(array('ComposerAutoloaderInit0018331147de7601e7552f7da8e3bb8b', 'loadClassLoader'));
 
         $includePaths = require __DIR__ . '/include_paths.php';
         $includePaths[] = get_include_path();
         set_include_path(implode(PATH_SEPARATOR, $includePaths));
 
-        $useStaticLoader = PHP_VERSION_ID >= 50600 && !defined('HHVM_VERSION') && (!function_exists('zend_loader_file_encoded') || !zend_loader_file_encoded());
-        if ($useStaticLoader) {
-            require __DIR__ . '/autoload_static.php';
-
-            call_user_func(\Composer\Autoload\ComposerStaticInit0018331147de7601e7552f7da8e3bb8b::getInitializer($loader));
-        } else {
-            $classMap = require __DIR__ . '/autoload_classmap.php';
-            if ($classMap) {
-                $loader->addClassMap($classMap);
-            }
-        }
+        require __DIR__ . '/autoload_static.php';
+        call_user_func(\Composer\Autoload\ComposerStaticInit0018331147de7601e7552f7da8e3bb8b::getInitializer($loader));
 
         $loader->setClassMapAuthoritative(true);
         $loader->register(true);
 
-        if ($useStaticLoader) {
-            $includeFiles = Composer\Autoload\ComposerStaticInit0018331147de7601e7552f7da8e3bb8b::$files;
-        } else {
-            $includeFiles = require __DIR__ . '/autoload_files.php';
-        }
+        $includeFiles = \Composer\Autoload\ComposerStaticInit0018331147de7601e7552f7da8e3bb8b::$files;
         foreach ($includeFiles as $fileIdentifier => $file) {
             composerRequire0018331147de7601e7552f7da8e3bb8b($fileIdentifier, $file);
         }
@@ -60,11 +47,16 @@ class ComposerAutoloaderInit0018331147de7601e7552f7da8e3bb8b
     }
 }
 
+/**
+ * @param string $fileIdentifier
+ * @param string $file
+ * @return void
+ */
 function composerRequire0018331147de7601e7552f7da8e3bb8b($fileIdentifier, $file)
 {
     if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
-        require $file;
-
         $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
+
+        require $file;
     }
 }
diff --git a/lib/composer/autoload_static.php b/lib/composer/autoload_static.php
index ee0ac2f41..b8bcc954b 100644
--- a/lib/composer/autoload_static.php
+++ b/lib/composer/autoload_static.php
@@ -7,12 +7,12 @@ namespace Composer\Autoload;
 class ComposerStaticInit0018331147de7601e7552f7da8e3bb8b
 {
     public static $files = array (
-        '0e6d7bf4a5811bfa5cf40c5ccd6fae6a' => __DIR__ . '/..' . '/symfony/polyfill-mbstring/bootstrap.php',
         '320cde22f66dd4f5d3fd621d3e88b98f' => __DIR__ . '/..' . '/symfony/polyfill-ctype/bootstrap.php',
+        '0e6d7bf4a5811bfa5cf40c5ccd6fae6a' => __DIR__ . '/..' . '/symfony/polyfill-mbstring/bootstrap.php',
         '5255c38a0faeba867671b61dfda6d864' => __DIR__ . '/..' . '/paragonie/random_compat/lib/random.php',
         '023d27dca8066ef29e6739335ea73bad' => __DIR__ . '/..' . '/symfony/polyfill-php70/bootstrap.php',
-        '32dcc8afd4335739640db7d200c1971d' => __DIR__ . '/..' . '/symfony/polyfill-apcu/bootstrap.php',
         'bd9634f2d41831496de0d3dfe4c94881' => __DIR__ . '/..' . '/symfony/polyfill-php56/bootstrap.php',
+        '32dcc8afd4335739640db7d200c1971d' => __DIR__ . '/..' . '/symfony/polyfill-apcu/bootstrap.php',
         '667aeda72477189d0494fecd327c3641' => __DIR__ . '/..' . '/symfony/var-dumper/Resources/functions/dump.php',
         '2c102faa651ef8ea5874edb585946bce' => __DIR__ . '/..' . '/swiftmailer/swiftmailer/lib/swift_required.php',
     );
@@ -1084,9 +1084,6 @@ class ComposerStaticInit0018331147de7601e7552f7da8e3bb8b
         'Symfony\\Bundle\\FrameworkBundle\\Templating\\TemplateNameParser' => __DIR__ . '/..' . '/symfony/framework-bundle/Templating/TemplateNameParser.php',
         'Symfony\\Bundle\\FrameworkBundle\\Templating\\TemplateReference' => __DIR__ . '/..' . '/symfony/framework-bundle/Templating/TemplateReference.php',
         'Symfony\\Bundle\\FrameworkBundle\\Templating\\TimedPhpEngine' => __DIR__ . '/..' . '/symfony/framework-bundle/Templating/TimedPhpEngine.php',
-        'Symfony\\Bundle\\FrameworkBundle\\Test\\ForwardCompatTestTrait' => __DIR__ . '/..' . '/symfony/framework-bundle/Test/ForwardCompatTestTrait.php',
-        'Symfony\\Bundle\\FrameworkBundle\\Test\\KernelTestCase' => __DIR__ . '/..' . '/symfony/framework-bundle/Test/KernelTestCase.php',
-        'Symfony\\Bundle\\FrameworkBundle\\Test\\WebTestCase' => __DIR__ . '/..' . '/symfony/framework-bundle/Test/WebTestCase.php',
         'Symfony\\Bundle\\FrameworkBundle\\Translation\\PhpExtractor' => __DIR__ . '/..' . '/symfony/framework-bundle/Translation/PhpExtractor.php',
         'Symfony\\Bundle\\FrameworkBundle\\Translation\\PhpStringTokenParser' => __DIR__ . '/..' . '/symfony/framework-bundle/Translation/PhpStringTokenParser.php',
         'Symfony\\Bundle\\FrameworkBundle\\Translation\\TranslationLoader' => __DIR__ . '/..' . '/symfony/framework-bundle/Translation/TranslationLoader.php',
@@ -1891,7 +1888,6 @@ class ComposerStaticInit0018331147de7601e7552f7da8e3bb8b
         'Symfony\\Component\\VarDumper\\Dumper\\DataDumperInterface' => __DIR__ . '/..' . '/symfony/var-dumper/Dumper/DataDumperInterface.php',
         'Symfony\\Component\\VarDumper\\Dumper\\HtmlDumper' => __DIR__ . '/..' . '/symfony/var-dumper/Dumper/HtmlDumper.php',
         'Symfony\\Component\\VarDumper\\Exception\\ThrowingCasterException' => __DIR__ . '/..' . '/symfony/var-dumper/Exception/ThrowingCasterException.php',
-        'Symfony\\Component\\VarDumper\\Test\\VarDumperTestTrait' => __DIR__ . '/..' . '/symfony/var-dumper/Test/VarDumperTestTrait.php',
         'Symfony\\Component\\VarDumper\\VarDumper' => __DIR__ . '/..' . '/symfony/var-dumper/VarDumper.php',
         'Symfony\\Component\\Yaml\\Command\\LintCommand' => __DIR__ . '/..' . '/symfony/yaml/Command/LintCommand.php',
         'Symfony\\Component\\Yaml\\Dumper' => __DIR__ . '/..' . '/symfony/yaml/Dumper.php',
@@ -2095,6 +2091,8 @@ class ComposerStaticInit0018331147de7601e7552f7da8e3bb8b
         'Twig\\Source' => __DIR__ . '/..' . '/twig/twig/src/Source.php',
         'Twig\\Template' => __DIR__ . '/..' . '/twig/twig/src/Template.php',
         'Twig\\TemplateWrapper' => __DIR__ . '/..' . '/twig/twig/src/TemplateWrapper.php',
+        'Twig\\Test\\IntegrationTestCase' => __DIR__ . '/..' . '/twig/twig/src/Test/IntegrationTestCase.php',
+        'Twig\\Test\\NodeTestCase' => __DIR__ . '/..' . '/twig/twig/src/Test/NodeTestCase.php',
         'Twig\\Token' => __DIR__ . '/..' . '/twig/twig/src/Token.php',
         'Twig\\TokenParser\\AbstractTokenParser' => __DIR__ . '/..' . '/twig/twig/src/TokenParser/AbstractTokenParser.php',
         'Twig\\TokenParser\\ApplyTokenParser' => __DIR__ . '/..' . '/twig/twig/src/TokenParser/ApplyTokenParser.php',
@@ -2292,6 +2290,11 @@ class ComposerStaticInit0018331147de7601e7552f7da8e3bb8b
         'Twig_Test' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Test.php',
         'Twig_TestCallableInterface' => __DIR__ . '/..' . '/twig/twig/lib/Twig/TestCallableInterface.php',
         'Twig_TestInterface' => __DIR__ . '/..' . '/twig/twig/lib/Twig/TestInterface.php',
+        'Twig_Test_Function' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Test/Function.php',
+        'Twig_Test_IntegrationTestCase' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Test/IntegrationTestCase.php',
+        'Twig_Test_Method' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Test/Method.php',
+        'Twig_Test_Node' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Test/Node.php',
+        'Twig_Test_NodeTestCase' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Test/NodeTestCase.php',
         'Twig_Token' => __DIR__ . '/..' . '/twig/twig/lib/Twig/Token.php',
         'Twig_TokenParser' => __DIR__ . '/..' . '/twig/twig/lib/Twig/TokenParser.php',
         'Twig_TokenParserBroker' => __DIR__ . '/..' . '/twig/twig/lib/Twig/TokenParserBroker.php',
diff --git a/lib/composer/include_paths.php b/lib/composer/include_paths.php
index d4fb96718..af33c1491 100644
--- a/lib/composer/include_paths.php
+++ b/lib/composer/include_paths.php
@@ -2,7 +2,7 @@
 
 // include_paths.php @generated by Composer
 
-$vendorDir = dirname(dirname(__FILE__));
+$vendorDir = dirname(__DIR__);
 $baseDir = dirname($vendorDir);
 
 return array(
diff --git a/lib/composer/installed.json b/lib/composer/installed.json
index 7dfe785e3..87a25eb41 100644
--- a/lib/composer/installed.json
+++ b/lib/composer/installed.json
@@ -3017,17 +3017,17 @@
         },
         {
             "name": "twig/twig",
-            "version": "v1.42.4",
-            "version_normalized": "1.42.4.0",
+            "version": "v1.42.5",
+            "version_normalized": "1.42.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/twigphp/Twig.git",
-                "reference": "e587180584c3d2d6cb864a0454e777bb6dcb6152"
+                "reference": "87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/twigphp/Twig/zipball/e587180584c3d2d6cb864a0454e777bb6dcb6152",
-                "reference": "e587180584c3d2d6cb864a0454e777bb6dcb6152",
+                "url": "https://api.github.com/repos/twigphp/Twig/zipball/87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e",
+                "reference": "87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e",
                 "shasum": ""
             },
             "require": {
@@ -3036,10 +3036,9 @@
             },
             "require-dev": {
                 "psr/container": "^1.0",
-                "symfony/debug": "^3.4|^4.2",
-                "symfony/phpunit-bridge": "^4.4@dev|^5.0"
+                "symfony/phpunit-bridge": "^4.4|^5.0"
             },
-            "time": "2019-11-11T16:49:32+00:00",
+            "time": "2020-02-11T05:59:23+00:00",
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -3068,7 +3067,6 @@
                 },
                 {
                     "name": "Twig Team",
-                    "homepage": "https://twig.symfony.com/contributors",
                     "role": "Contributors"
                 },
                 {
@@ -3082,6 +3080,10 @@
             "keywords": [
                 "templating"
             ],
+            "support": {
+                "issues": "https://github.com/twigphp/Twig/issues",
+                "source": "https://github.com/twigphp/Twig/tree/1.x"
+            },
             "install-path": "../twig/twig"
         }
     ],
diff --git a/lib/composer/installed.php b/lib/composer/installed.php
index 0e7baac98..f13e6c3fe 100644
--- a/lib/composer/installed.php
+++ b/lib/composer/installed.php
@@ -5,7 +5,7 @@
         'type' => 'project',
         'install_path' => __DIR__ . '/../../',
         'aliases' => array(),
-        'reference' => '9ad341f73a2aa0bd50515d88e1daac99b124238f',
+        'reference' => '51fdd8ab85c2859972d4ecbb40c711f8857cf05c',
         'name' => '__root__',
         'dev' => true,
     ),
@@ -16,7 +16,7 @@
             'type' => 'project',
             'install_path' => __DIR__ . '/../../',
             'aliases' => array(),
-            'reference' => '9ad341f73a2aa0bd50515d88e1daac99b124238f',
+            'reference' => '51fdd8ab85c2859972d4ecbb40c711f8857cf05c',
             'dev_requirement' => false,
         ),
         'combodo/tcpdf' => array(
@@ -425,12 +425,12 @@
             ),
         ),
         'twig/twig' => array(
-            'pretty_version' => 'v1.42.4',
-            'version' => '1.42.4.0',
+            'pretty_version' => 'v1.42.5',
+            'version' => '1.42.5.0',
             'type' => 'library',
             'install_path' => __DIR__ . '/../twig/twig',
             'aliases' => array(),
-            'reference' => 'e587180584c3d2d6cb864a0454e777bb6dcb6152',
+            'reference' => '87b2ea9d8f6fd014d0621ca089bb1b3769ea3f8e',
             'dev_requirement' => false,
         ),
     ),
diff --git a/lib/composer/platform_check.php b/lib/composer/platform_check.php
index 8b379f446..85ef2d984 100644
--- a/lib/composer/platform_check.php
+++ b/lib/composer/platform_check.php
@@ -4,8 +4,8 @@
 
 $issues = array();
 
-if (!(PHP_VERSION_ID >= 50600)) {
-    $issues[] = 'Your Composer dependencies require a PHP version ">= 5.6.0". You are running ' . PHP_VERSION . '.';
+if (!(PHP_VERSION_ID >= 70008)) {
+    $issues[] = 'Your Composer dependencies require a PHP version ">= 7.0.8". You are running ' . PHP_VERSION . '.';
 }
 
 if ($issues) {
diff --git a/lib/twig/twig/CHANGELOG b/lib/twig/twig/CHANGELOG
index b9833e51e..e549c9307 100644
--- a/lib/twig/twig/CHANGELOG
+++ b/lib/twig/twig/CHANGELOG
@@ -1,3 +1,7 @@
+* 1.42.5 (2020-02-11)
+
+ * Fix implementation of case-insensitivity for method names
+
 * 1.42.4 (2019-11-11)
 
  * optimized "block('foo') ?? 'bar"
diff --git a/lib/twig/twig/LICENSE b/lib/twig/twig/LICENSE
index d06ced2a3..5e8a0b8b9 100644
--- a/lib/twig/twig/LICENSE
+++ b/lib/twig/twig/LICENSE
@@ -1,6 +1,4 @@
-Copyright (c) 2009-2019 by the Twig Team.
-
-Some rights reserved.
+Copyright (c) 2009-2020 by the Twig Team.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
diff --git a/lib/twig/twig/composer.json b/lib/twig/twig/composer.json
index 9807aa771..c306353a9 100644
--- a/lib/twig/twig/composer.json
+++ b/lib/twig/twig/composer.json
@@ -14,7 +14,6 @@
         },
         {
             "name": "Twig Team",
-            "homepage": "https://twig.symfony.com/contributors",
             "role": "Contributors"
         },
         {
@@ -28,8 +27,7 @@
         "symfony/polyfill-ctype": "^1.8"
     },
     "require-dev": {
-        "symfony/phpunit-bridge": "^4.4@dev|^5.0",
-        "symfony/debug": "^3.4|^4.2",
+        "symfony/phpunit-bridge": "^4.4|^5.0",
         "psr/container": "^1.0"
     },
     "autoload": {
diff --git a/lib/twig/twig/ext/twig/php_twig.h b/lib/twig/twig/ext/twig/php_twig.h
index 6cc47b689..344539aba 100644
--- a/lib/twig/twig/ext/twig/php_twig.h
+++ b/lib/twig/twig/ext/twig/php_twig.h
@@ -15,7 +15,7 @@
 #ifndef PHP_TWIG_H
 #define PHP_TWIG_H
 
-#define PHP_TWIG_VERSION "1.42.4"
+#define PHP_TWIG_VERSION "1.42.5-DEV"
 
 #include "php.h"
 
diff --git a/lib/twig/twig/src/Environment.php b/lib/twig/twig/src/Environment.php
index 1f80f3a87..97fa4c4db 100644
--- a/lib/twig/twig/src/Environment.php
+++ b/lib/twig/twig/src/Environment.php
@@ -41,11 +41,11 @@ use Twig\TokenParser\TokenParserInterface;
  */
 class Environment
 {
-    const VERSION = '1.42.4';
-    const VERSION_ID = 14204;
+    const VERSION = '1.42.5';
+    const VERSION_ID = 14205;
     const MAJOR_VERSION = 1;
     const MINOR_VERSION = 42;
-    const RELEASE_VERSION = 4;
+    const RELEASE_VERSION = 5;
     const EXTRA_VERSION = '';
 
     protected $charset;
diff --git a/lib/twig/twig/src/ExpressionParser.php b/lib/twig/twig/src/ExpressionParser.php
index 9066ade16..a3ff72530 100644
--- a/lib/twig/twig/src/ExpressionParser.php
+++ b/lib/twig/twig/src/ExpressionParser.php
@@ -657,7 +657,7 @@ class ExpressionParser
                 $stream->expect(Token::NAME_TYPE, null, 'Only variables can be assigned to');
             }
             $value = $token->getValue();
-            if (\in_array(strtolower($value), ['true', 'false', 'none', 'null'])) {
+            if (\in_array(strtr($value, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz'), ['true', 'false', 'none', 'null'])) {
                 throw new SyntaxError(sprintf('You cannot assign a value to "%s".', $value), $token->getLine(), $stream->getSourceContext());
             }
             $targets[] = new AssignNameExpression($value, $token->getLine());
diff --git a/lib/twig/twig/src/Extension/CoreExtension.php b/lib/twig/twig/src/Extension/CoreExtension.php
index 5f3cc24a1..5ff1e39ee 100644
--- a/lib/twig/twig/src/Extension/CoreExtension.php
+++ b/lib/twig/twig/src/Extension/CoreExtension.php
@@ -459,7 +459,7 @@ function twig_date_modify_filter(Environment $env, $date, $modifier)
  * @param \DateTime|\DateTimeInterface|string|null $date     A date
  * @param \DateTimeZone|string|false|null          $timezone The target timezone, null to use the default, false to leave unchanged
  *
- * @return \DateTime
+ * @return \DateTimeInterface
  */
 function twig_date_converter(Environment $env, $date = null, $timezone = null)
 {
diff --git a/lib/twig/twig/src/Parser.php b/lib/twig/twig/src/Parser.php
index 0ea102cc8..9fb6a83a4 100644
--- a/lib/twig/twig/src/Parser.php
+++ b/lib/twig/twig/src/Parser.php
@@ -299,7 +299,7 @@ class Parser implements \Twig_ParserInterface
             $this->reservedMacroNames = [];
             $r = new \ReflectionClass($this->env->getBaseTemplateClass());
             foreach ($r->getMethods() as $method) {
-                $methodName = strtolower($method->getName());
+                $methodName = strtr($method->getName(), 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz');
 
                 if ('get' === substr($methodName, 0, 3) && isset($methodName[3])) {
                     $this->reservedMacroNames[] = substr($methodName, 3);
@@ -307,7 +307,7 @@ class Parser implements \Twig_ParserInterface
             }
         }
 
-        return \in_array(strtolower($name), $this->reservedMacroNames);
+        return \in_array(strtr($name, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz'), $this->reservedMacroNames);
     }
 
     public function addTrait($trait)
diff --git a/lib/twig/twig/src/Sandbox/SecurityPolicy.php b/lib/twig/twig/src/Sandbox/SecurityPolicy.php
index 31b6c3483..603843591 100644
--- a/lib/twig/twig/src/Sandbox/SecurityPolicy.php
+++ b/lib/twig/twig/src/Sandbox/SecurityPolicy.php
@@ -51,7 +51,7 @@ class SecurityPolicy implements SecurityPolicyInterface
     {
         $this->allowedMethods = [];
         foreach ($methods as $class => $m) {
-            $this->allowedMethods[$class] = array_map('strtolower', \is_array($m) ? $m : [$m]);
+            $this->allowedMethods[$class] = array_map(function ($value) { return strtr($value, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz'); }, \is_array($m) ? $m : [$m]);
         }
     }
 
@@ -93,7 +93,7 @@ class SecurityPolicy implements SecurityPolicyInterface
         }
 
         $allowed = false;
-        $method = strtolower($method);
+        $method = strtr($method, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz');
         foreach ($this->allowedMethods as $class => $methods) {
             if ($obj instanceof $class) {
                 $allowed = \in_array($method, $methods);
diff --git a/lib/twig/twig/src/Template.php b/lib/twig/twig/src/Template.php
index 3f7447c12..704125e53 100644
--- a/lib/twig/twig/src/Template.php
+++ b/lib/twig/twig/src/Template.php
@@ -628,7 +628,7 @@ abstract class Template implements \Twig_TemplateInterface
 
                 foreach ($ref->getMethods(\ReflectionMethod::IS_PUBLIC) as $refMethod) {
                     // Accessing the environment from templates is forbidden to prevent untrusted changes to the environment
-                    if ('getenvironment' !== strtolower($refMethod->name)) {
+                    if ('getenvironment' !== strtr($refMethod->name, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')) {
                         $methods[] = $refMethod->name;
                     }
                 }
@@ -642,7 +642,7 @@ abstract class Template implements \Twig_TemplateInterface
 
             foreach ($methods as $method) {
                 $cache[$method] = $method;
-                $cache[$lcName = strtolower($method)] = $method;
+                $cache[$lcName = strtr($method, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')] = $method;
 
                 if ('g' === $lcName[0] && 0 === strpos($lcName, 'get')) {
                     $name = substr($method, 3);
@@ -670,7 +670,7 @@ abstract class Template implements \Twig_TemplateInterface
         $call = false;
         if (isset(self::$cache[$class][$item])) {
             $method = self::$cache[$class][$item];
-        } elseif (isset(self::$cache[$class][$lcItem = strtolower($item)])) {
+        } elseif (isset(self::$cache[$class][$lcItem = strtr($item, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')])) {
             $method = self::$cache[$class][$lcItem];
         } elseif (isset(self::$cache[$class]['__call'])) {
             $method = $item;