diff --git a/app/composer.lock b/app/composer.lock
index cb11e80..e6372c3 100644
--- a/app/composer.lock
+++ b/app/composer.lock
@@ -4,7 +4,7 @@
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@@ -1891,16 +1891,16 @@
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+            "version": "1.1.2",
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@@ -1909,7 +1909,7 @@
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@@ -1934,55 +1934,7 @@
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-                    "homepage": "http://www.php-fig.org/"
-                }
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-            "description": "Common interfaces for simple caching",
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-                "caching",
-                "psr",
-                "psr-16",
-                "simple-cache"
-            ],
-            "time": "2017-10-23T01:57:42+00:00"
+            "time": "2019-11-01T11:05:21+00:00"
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@@ -2153,42 +2105,50 @@
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+            "version": "v4.3.9",
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+                "php": "^7.1.3",
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                 "psr/log": "~1.0",
-                "psr/simple-cache": "^1.0",
-                "symfony/polyfill-apcu": "~1.1"
+                "symfony/cache-contracts": "^1.1",
+                "symfony/service-contracts": "^1.1",
+                "symfony/var-exporter": "^4.2"
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             "conflict": {
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+                "doctrine/dbal": "<2.5",
+                "symfony/dependency-injection": "<3.4",
+                "symfony/var-dumper": "<3.4"
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             "provide": {
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-                "psr/simple-cache-implementation": "1.0"
+                "psr/simple-cache-implementation": "1.0",
+                "symfony/cache-implementation": "1.0"
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                 "cache/integration-tests": "dev-master",
                 "doctrine/cache": "~1.6",
-                "doctrine/dbal": "~2.4",
-                "predis/predis": "~1.0"
+                "doctrine/dbal": "~2.5",
+                "predis/predis": "~1.1",
+                "psr/simple-cache": "^1.0",
+                "symfony/config": "~4.2",
+                "symfony/dependency-injection": "~3.4|~4.1",
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@@ -2219,7 +2179,7 @@
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-            "time": "2019-06-17T17:26:15+00:00"
+            "time": "2019-12-01T10:50:31+00:00"
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@@ -3490,62 +3450,6 @@
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@@ -4343,6 +4247,66 @@
             "homepage": "https://symfony.com",
             "time": "2019-06-20T06:43:29+00:00"
         },
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+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\VarExporter\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
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+            "authors": [
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+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "A blend of var_export() + serialize() to turn any serializable data structure to plain PHP code",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "clone",
+                "construct",
+                "export",
+                "hydrate",
+                "instantiate",
+                "serialize"
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+            "time": "2019-12-01T08:39:58+00:00"
+        },
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@@ -5685,7 +5649,7 @@
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     "prefer-lowest": false,
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-        "php": "^7.0.8",
+        "php": "^7.2",
         "ext-ctype": "*",
         "ext-iconv": "*"
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