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index 5a0feceda..e90044156 100644
--- a/composer.json
+++ b/composer.json
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diff --git a/composer.lock b/composer.lock
index eb1a5551c..af1f6698b 100644
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+                    "WhiteOctober\\PagerfantaBundle\\DependencyInjection\\": "DependencyInjection",
+                    "WhiteOctober\\PagerfantaBundle\\EventListener\\": "EventListener",
+                    "WhiteOctober\\PagerfantaBundle\\Twig\\": "Twig",
+                    "WhiteOctober\\PagerfantaBundle\\View\\": "View"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -4316,7 +4395,7 @@
                 "page",
                 "paging"
             ],
-            "time": "2018-01-03T08:27:40+00:00"
+            "time": "2018-05-03T09:45:56+00:00"
         },
         {
             "name": "zendframework/zend-code",
@@ -4741,16 +4820,16 @@
         },
         {
             "name": "symfony/browser-kit",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/browser-kit.git",
-                "reference": "c43bfa0182363b3fd64331b5e64e467349ff4670"
+                "reference": "16355a5d0f1499c77efee5ff68d8ea61624d4da1"
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-                "reference": "c43bfa0182363b3fd64331b5e64e467349ff4670",
+                "url": "https://api.github.com/repos/symfony/browser-kit/zipball/16355a5d0f1499c77efee5ff68d8ea61624d4da1",
+                "reference": "16355a5d0f1499c77efee5ff68d8ea61624d4da1",
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             },
             "require": {
@@ -4767,7 +4846,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -4794,20 +4873,20 @@
             ],
             "description": "Symfony BrowserKit Component",
             "homepage": "https://symfony.com",
-            "time": "2018-03-19T22:35:49+00:00"
+            "time": "2018-04-06T10:52:03+00:00"
         },
         {
             "name": "symfony/css-selector",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/css-selector.git",
-                "reference": "03f965583147957f1ecbad7ea1c9d6fd5e525ec2"
+                "reference": "797df6009c3ef46f54156011639a8347115f7223"
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-                "url": "https://api.github.com/repos/symfony/css-selector/zipball/03f965583147957f1ecbad7ea1c9d6fd5e525ec2",
-                "reference": "03f965583147957f1ecbad7ea1c9d6fd5e525ec2",
+                "url": "https://api.github.com/repos/symfony/css-selector/zipball/797df6009c3ef46f54156011639a8347115f7223",
+                "reference": "797df6009c3ef46f54156011639a8347115f7223",
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             "require": {
@@ -4816,7 +4895,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -4847,20 +4926,20 @@
             ],
             "description": "Symfony CssSelector Component",
             "homepage": "https://symfony.com",
-            "time": "2018-03-19T22:35:49+00:00"
+            "time": "2018-03-30T15:58:13+00:00"
         },
         {
             "name": "symfony/debug-bundle",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/debug-bundle.git",
-                "reference": "3188f67995b0b54ca0600c68dac86ae822229a97"
+                "reference": "3158b762b15f9f8a037ace25c08c4c12ca4395dd"
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-                "reference": "3188f67995b0b54ca0600c68dac86ae822229a97",
+                "url": "https://api.github.com/repos/symfony/debug-bundle/zipball/3158b762b15f9f8a037ace25c08c4c12ca4395dd",
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@@ -4868,7 +4947,7 @@
                 "php": "^7.1.3",
                 "symfony/http-kernel": "~3.4|~4.0",
                 "symfony/twig-bridge": "~3.4|~4.0",
-                "symfony/var-dumper": "~3.4|~4.0"
+                "symfony/var-dumper": "~4.1"
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             "conflict": {
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@@ -4885,7 +4964,7 @@
             "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
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             },
             "autoload": {
@@ -4912,24 +4991,25 @@
             ],
             "description": "Symfony DebugBundle",
             "homepage": "https://symfony.com",
-            "time": "2018-01-03T07:38:00+00:00"
+            "time": "2018-05-04T00:01:20+00:00"
         },
         {
             "name": "symfony/dom-crawler",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/dom-crawler.git",
-                "reference": "d6c04c7532535b5e0b63db45b543cd60818e0fbc"
+                "reference": "3350cacf151b48d903114ab8f7a4ccb23e07e10a"
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-                "reference": "d6c04c7532535b5e0b63db45b543cd60818e0fbc",
+                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/3350cacf151b48d903114ab8f7a4ccb23e07e10a",
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             },
             "require": {
                 "php": "^7.1.3",
+                "symfony/polyfill-ctype": "~1.8",
                 "symfony/polyfill-mbstring": "~1.0"
             },
             "require-dev": {
@@ -4941,7 +5021,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
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             },
             "autoload": {
@@ -4968,20 +5048,20 @@
             ],
             "description": "Symfony DomCrawler Component",
             "homepage": "https://symfony.com",
-            "time": "2018-03-19T22:35:49+00:00"
+            "time": "2018-05-01T23:02:13+00:00"
         },
         {
             "name": "symfony/dotenv",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/dotenv.git",
-                "reference": "afb6923923e22874dac20bd042167ccb8df1d158"
+                "reference": "87350c54f178f529df544dd7a7b0712497392372"
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-                "url": "https://api.github.com/repos/symfony/dotenv/zipball/afb6923923e22874dac20bd042167ccb8df1d158",
-                "reference": "afb6923923e22874dac20bd042167ccb8df1d158",
+                "url": "https://api.github.com/repos/symfony/dotenv/zipball/87350c54f178f529df544dd7a7b0712497392372",
+                "reference": "87350c54f178f529df544dd7a7b0712497392372",
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             "require": {
@@ -4993,7 +5073,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
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             "autoload": {
@@ -5025,20 +5105,20 @@
                 "env",
                 "environment"
             ],
-            "time": "2018-01-03T17:15:19+00:00"
+            "time": "2018-03-30T15:58:13+00:00"
         },
         {
             "name": "symfony/phpunit-bridge",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/phpunit-bridge.git",
-                "reference": "03971d50f60e019d1640e137633bc596db2573f4"
+                "reference": "caf2b9942a06af7dbb185ae70e670ed1f9fee8d6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/phpunit-bridge/zipball/03971d50f60e019d1640e137633bc596db2573f4",
-                "reference": "03971d50f60e019d1640e137633bc596db2573f4",
+                "url": "https://api.github.com/repos/symfony/phpunit-bridge/zipball/caf2b9942a06af7dbb185ae70e670ed1f9fee8d6",
+                "reference": "caf2b9942a06af7dbb185ae70e670ed1f9fee8d6",
                 "shasum": ""
             },
             "require": {
@@ -5057,7 +5137,7 @@
             "type": "symfony-bridge",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 },
                 "thanks": {
                     "name": "phpunit/phpunit",
@@ -5091,7 +5171,7 @@
             ],
             "description": "Symfony PHPUnit Bridge",
             "homepage": "https://symfony.com",
-            "time": "2018-04-30T15:37:01+00:00"
+            "time": "2018-04-30T15:37:07+00:00"
         },
         {
             "name": "symfony/polyfill-php70",
@@ -5209,16 +5289,16 @@
         },
         {
             "name": "symfony/process",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/process.git",
-                "reference": "d7dc1ee5dfe9f732cb1bba7310f5b99f2b7a6d25"
+                "reference": "1ed51bf4c85f20da02500e50696ef547beea019d"
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             "dist": {
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-                "url": "https://api.github.com/repos/symfony/process/zipball/d7dc1ee5dfe9f732cb1bba7310f5b99f2b7a6d25",
-                "reference": "d7dc1ee5dfe9f732cb1bba7310f5b99f2b7a6d25",
+                "url": "https://api.github.com/repos/symfony/process/zipball/1ed51bf4c85f20da02500e50696ef547beea019d",
+                "reference": "1ed51bf4c85f20da02500e50696ef547beea019d",
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             "require": {
@@ -5227,7 +5307,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -5254,20 +5334,20 @@
             ],
             "description": "Symfony Process Component",
             "homepage": "https://symfony.com",
-            "time": "2018-04-03T05:24:00+00:00"
+            "time": "2018-04-03T05:25:17+00:00"
         },
         {
             "name": "symfony/stopwatch",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/stopwatch.git",
-                "reference": "6795ffa2f8eebedac77f045aa62c0c10b2763042"
+                "reference": "07463bbbbbfe119045a24c4a516f92ebd2752784"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/6795ffa2f8eebedac77f045aa62c0c10b2763042",
-                "reference": "6795ffa2f8eebedac77f045aa62c0c10b2763042",
+                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/07463bbbbbfe119045a24c4a516f92ebd2752784",
+                "reference": "07463bbbbbfe119045a24c4a516f92ebd2752784",
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             "require": {
@@ -5276,7 +5356,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -5303,20 +5383,20 @@
             ],
             "description": "Symfony Stopwatch Component",
             "homepage": "https://symfony.com",
-            "time": "2018-02-19T16:50:22+00:00"
+            "time": "2018-02-19T16:51:42+00:00"
         },
         {
             "name": "symfony/var-dumper",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/var-dumper.git",
-                "reference": "3c34cf3f4bbac9e003d9325225e9ef1a49180a18"
+                "reference": "bc88ad53e825ebacc7b190bbd360781fce381c64"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/3c34cf3f4bbac9e003d9325225e9ef1a49180a18",
-                "reference": "3c34cf3f4bbac9e003d9325225e9ef1a49180a18",
+                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/bc88ad53e825ebacc7b190bbd360781fce381c64",
+                "reference": "bc88ad53e825ebacc7b190bbd360781fce381c64",
                 "shasum": ""
             },
             "require": {
@@ -5325,20 +5405,26 @@
                 "symfony/polyfill-php72": "~1.5"
             },
             "conflict": {
-                "phpunit/phpunit": "<4.8.35|<5.4.3,>=5.0"
+                "phpunit/phpunit": "<4.8.35|<5.4.3,>=5.0",
+                "symfony/console": "<3.4"
             },
             "require-dev": {
                 "ext-iconv": "*",
+                "symfony/process": "~3.4|~4.0",
                 "twig/twig": "~1.34|~2.4"
             },
             "suggest": {
                 "ext-iconv": "To convert non-UTF-8 strings to UTF-8 (or symfony/polyfill-iconv in case ext-iconv cannot be used).",
-                "ext-intl": "To show region name in time zone dump"
+                "ext-intl": "To show region name in time zone dump",
+                "symfony/console": "To use the ServerDumpCommand and/or the bin/var-dump-server script"
             },
+            "bin": [
+                "Resources/bin/var-dump-server"
+            ],
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -5372,25 +5458,25 @@
                 "debug",
                 "dump"
             ],
-            "time": "2018-04-26T16:12:06+00:00"
+            "time": "2018-04-29T07:56:09+00:00"
         },
         {
             "name": "symfony/web-profiler-bundle",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/web-profiler-bundle.git",
-                "reference": "1c961e84c5d51cae5ae326bc468c08bd9b1d5c9a"
+                "reference": "0287983e575fa6199b0a3777637269f402fc8a33"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/web-profiler-bundle/zipball/1c961e84c5d51cae5ae326bc468c08bd9b1d5c9a",
-                "reference": "1c961e84c5d51cae5ae326bc468c08bd9b1d5c9a",
+                "url": "https://api.github.com/repos/symfony/web-profiler-bundle/zipball/0287983e575fa6199b0a3777637269f402fc8a33",
+                "reference": "0287983e575fa6199b0a3777637269f402fc8a33",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.1.3",
-                "symfony/http-kernel": "~3.4|~4.0",
+                "symfony/http-kernel": "~4.1",
                 "symfony/routing": "~3.4|~4.0",
                 "symfony/twig-bridge": "~3.4|~4.0",
                 "symfony/var-dumper": "~3.4|~4.0",
@@ -5411,7 +5497,7 @@
             "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -5438,20 +5524,20 @@
             ],
             "description": "Symfony WebProfilerBundle",
             "homepage": "https://symfony.com",
-            "time": "2018-04-30T16:59:37+00:00"
+            "time": "2018-05-06T10:05:18+00:00"
         },
         {
             "name": "symfony/web-server-bundle",
-            "version": "v4.0.9",
+            "version": "v4.1.0-BETA1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/web-server-bundle.git",
-                "reference": "20ad52df8164d2eae029e6bb24356956c52380be"
+                "reference": "d8f9acbb98e8ce8c45aabe9b695615bed0e77fb4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/web-server-bundle/zipball/20ad52df8164d2eae029e6bb24356956c52380be",
-                "reference": "20ad52df8164d2eae029e6bb24356956c52380be",
+                "url": "https://api.github.com/repos/symfony/web-server-bundle/zipball/d8f9acbb98e8ce8c45aabe9b695615bed0e77fb4",
+                "reference": "d8f9acbb98e8ce8c45aabe9b695615bed0e77fb4",
                 "shasum": ""
             },
             "require": {
@@ -5460,6 +5546,7 @@
                 "symfony/console": "~3.4|~4.0",
                 "symfony/dependency-injection": "~3.4|~4.0",
                 "symfony/http-kernel": "~3.4|~4.0",
+                "symfony/polyfill-ctype": "~1.8",
                 "symfony/process": "^3.4.2|^4.0.2"
             },
             "suggest": {
@@ -5469,7 +5556,7 @@
             "type": "symfony-bundle",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.1-dev"
                 }
             },
             "autoload": {
@@ -5496,12 +5583,30 @@
             ],
             "description": "Symfony WebServerBundle",
             "homepage": "https://symfony.com",
-            "time": "2018-01-03T17:15:19+00:00"
+            "time": "2018-05-07T07:14:12+00:00"
         }
     ],
     "aliases": [],
-    "minimum-stability": "stable",
-    "stability-flags": [],
+    "minimum-stability": "beta",
+    "stability-flags": {
+        "symfony/asset": 10,
+        "symfony/expression-language": 10,
+        "symfony/form": 10,
+        "symfony/framework-bundle": 10,
+        "symfony/security-bundle": 10,
+        "symfony/translation": 10,
+        "symfony/twig-bundle": 10,
+        "symfony/validator": 10,
+        "symfony/yaml": 10,
+        "symfony/browser-kit": 10,
+        "symfony/css-selector": 10,
+        "symfony/debug-bundle": 10,
+        "symfony/dotenv": 10,
+        "symfony/phpunit-bridge": 10,
+        "symfony/stopwatch": 10,
+        "symfony/web-profiler-bundle": 10,
+        "symfony/web-server-bundle": 10
+    },
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
diff --git a/templates/blog/post_show.html.twig b/templates/blog/post_show.html.twig
index 095b1af9b..e42c25a83 100644
--- a/templates/blog/post_show.html.twig
+++ b/templates/blog/post_show.html.twig
@@ -19,10 +19,10 @@
         his/her credentials (login + password) during this session. If he/she
         is automatically logged via the 'Remember Me' functionality, he/she won't
         be able to add a comment.
-        See https://symfony.com/doc/current/cookbook/security/remember_me.html#forcing-the-user-to-re-authenticate-before-accessing-certain-resources
+        See https://symfony.com/doc/current/security/remember_me.html#forcing-the-user-to-re-authenticate-before-accessing-certain-resources
         #}
         {% if is_granted('IS_AUTHENTICATED_FULLY') %}
-            {{ render(controller('App\\Controller\\BlogController:commentForm', {'id': post.id})) }}
+            {{ render(controller('App\\Controller\\BlogController::commentForm', {'id': post.id})) }}
         {% else %}
             <p>
                 <a class="btn btn-success" href="{{ path('security_login', {'redirect_to': app.request.pathInfo}) }}">