diff --git a/app/Util/Identicon/Preprocessor/HashPreprocessor.php b/app/Util/Identicon/Preprocessor/HashPreprocessor.php
deleted file mode 100644
index 39fc8ceaf..000000000
--- a/app/Util/Identicon/Preprocessor/HashPreprocessor.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-namespace App\Util\Identicon\Preprocessor;
-
-class HashPreprocessor implements \Bitverse\Identicon\Preprocessor\PreprocessorInterface
-{
-    protected $algo = 'sha256';
-
-    public function __construct($algo = 'sha256')
-    {
-        $this->algo = $algo;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function process($string)
-    {
-        return hash($this->algo, $string);
-    }
-}
diff --git a/composer.json b/composer.json
index 004b37653..6a3cd9451 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,6 @@
         "ext-mbstring": "*",
         "ext-openssl": "*",
         "beyondcode/laravel-self-diagnosis": "^1.0.2",
-        "bitverse/identicon": "^1.1",
         "doctrine/dbal": "^2.7",
         "fideloper/proxy": "^4.0",
         "greggilbert/recaptcha": "dev-master",
diff --git a/composer.lock b/composer.lock
index eff7f76ec..841418418 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": "f0f6d437a36c2c673817c0d5b1674825",
+    "content-hash": "188c87638a863fd575f41213e72976f5",
     "packages": [
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             "name": "alchemy/binary-driver",
@@ -71,16 +71,16 @@
         },
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             "name": "aws/aws-sdk-php",
-            "version": "3.90.7",
+            "version": "3.91.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/aws/aws-sdk-php.git",
-                "reference": "5b188c9f5f21e87b4994bc1b477951eff4608547"
+                "reference": "41b67dce3c86da61137b47054d9d52c6ef57b5ec"
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-                "reference": "5b188c9f5f21e87b4994bc1b477951eff4608547",
+                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/41b67dce3c86da61137b47054d9d52c6ef57b5ec",
+                "reference": "41b67dce3c86da61137b47054d9d52c6ef57b5ec",
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@@ -149,7 +149,7 @@
                 "s3",
                 "sdk"
             ],
-            "time": "2019-03-21T18:10:13+00:00"
+            "time": "2019-04-05T18:10:20+00:00"
         },
         {
             "name": "beyondcode/laravel-self-diagnosis",
@@ -213,45 +213,6 @@
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-            "name": "bitverse/identicon",
-            "version": "1.1.1",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/bitverseio/identicon.git",
-                "reference": "65a50a5a8bd86b3591795937f9652b2e9075626c"
-            },
-            "dist": {
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-                "url": "https://api.github.com/repos/bitverseio/identicon/zipball/65a50a5a8bd86b3591795937f9652b2e9075626c",
-                "reference": "65a50a5a8bd86b3591795937f9652b2e9075626c",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.4.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^5.0"
-            },
-            "type": "library",
-            "autoload": {
-                "psr-0": {
-                    "": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Kuba Birecki",
-                    "email": "kuba.birecki@bitverse.io"
-                }
-            ],
-            "description": "A PHP library for generating identicons.",
-            "time": "2015-11-01T21:19:42+00:00"
-        },
         {
             "name": "cakephp/chronos",
             "version": "1.2.4",
@@ -821,25 +782,30 @@
         },
         {
             "name": "dragonmantank/cron-expression",
-            "version": "v2.2.0",
+            "version": "v2.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/dragonmantank/cron-expression.git",
-                "reference": "92a2c3768d50e21a1f26a53cb795ce72806266c5"
+                "reference": "72b6fbf76adb3cf5bc0db68559b33d41219aba27"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/dragonmantank/cron-expression/zipball/92a2c3768d50e21a1f26a53cb795ce72806266c5",
-                "reference": "92a2c3768d50e21a1f26a53cb795ce72806266c5",
+                "url": "https://api.github.com/repos/dragonmantank/cron-expression/zipball/72b6fbf76adb3cf5bc0db68559b33d41219aba27",
+                "reference": "72b6fbf76adb3cf5bc0db68559b33d41219aba27",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.0.0"
+                "php": "^7.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~6.4"
+                "phpunit/phpunit": "^6.4|^7.0"
             },
             "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.3-dev"
+                }
+            },
             "autoload": {
                 "psr-4": {
                     "Cron\\": "src/Cron/"
@@ -866,7 +832,7 @@
                 "cron",
                 "schedule"
             ],
-            "time": "2018-06-06T03:12:17+00:00"
+            "time": "2019-03-31T00:38:28+00:00"
         },
         {
             "name": "egulias/email-validator",
@@ -927,16 +893,16 @@
         },
         {
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-            "version": "v1.7.2",
+            "version": "1.7.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/erusev/parsedown.git",
-                "reference": "d60bcdc46978357759ecb13cb4b078da783f8faf"
+                "reference": "6d893938171a817f4e9bc9e86f2da1e370b7bcd7"
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-                "reference": "d60bcdc46978357759ecb13cb4b078da783f8faf",
+                "url": "https://api.github.com/repos/erusev/parsedown/zipball/6d893938171a817f4e9bc9e86f2da1e370b7bcd7",
+                "reference": "6d893938171a817f4e9bc9e86f2da1e370b7bcd7",
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@@ -969,7 +935,7 @@
                 "markdown",
                 "parser"
             ],
-            "time": "2019-03-17T17:19:46+00:00"
+            "time": "2019-03-17T18:48:37+00:00"
         },
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             "name": "evenement/evenement",
@@ -1594,16 +1560,16 @@
         },
         {
             "name": "laravel/framework",
-            "version": "v5.8.7",
+            "version": "v5.8.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laravel/framework.git",
-                "reference": "f12c7baf9ceee80b131e06a01d3221d9a2488670"
+                "reference": "505325b4577968750e622d7a5a271cf8785a7a1a"
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             "dist": {
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-                "url": "https://api.github.com/repos/laravel/framework/zipball/f12c7baf9ceee80b131e06a01d3221d9a2488670",
-                "reference": "f12c7baf9ceee80b131e06a01d3221d9a2488670",
+                "url": "https://api.github.com/repos/laravel/framework/zipball/505325b4577968750e622d7a5a271cf8785a7a1a",
+                "reference": "505325b4577968750e622d7a5a271cf8785a7a1a",
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@@ -1737,20 +1703,20 @@
                 "framework",
                 "laravel"
             ],
-            "time": "2019-03-21T16:54:38+00:00"
+            "time": "2019-04-04T13:39:49+00:00"
         },
         {
             "name": "laravel/horizon",
-            "version": "v3.0.6",
+            "version": "v3.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laravel/horizon.git",
-                "reference": "2bcb51fcec9a50c08c86eb85663041657e6cf55d"
+                "reference": "62ba971c2b180fe54dd3e0cde418c7181a481460"
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-                "reference": "2bcb51fcec9a50c08c86eb85663041657e6cf55d",
+                "url": "https://api.github.com/repos/laravel/horizon/zipball/62ba971c2b180fe54dd3e0cde418c7181a481460",
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@@ -1758,9 +1724,9 @@
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                 "ext-pcntl": "*",
                 "ext-posix": "*",
-                "illuminate/contracts": "~5.7.0|~5.8.0",
-                "illuminate/queue": "~5.7.0|~5.8.0",
-                "illuminate/support": "~5.7.0|~5.8.0",
+                "illuminate/contracts": "~5.7.0|~5.8.0|~5.9.0",
+                "illuminate/queue": "~5.7.0|~5.8.0|~5.9.0",
+                "illuminate/support": "~5.7.0|~5.8.0|~5.9.0",
                 "php": ">=7.1.0",
                 "predis/predis": "^1.1",
                 "ramsey/uuid": "^3.5",
@@ -1806,7 +1772,7 @@
                 "laravel",
                 "queue"
             ],
-            "time": "2019-03-19T16:32:54+00:00"
+            "time": "2019-04-02T16:09:07+00:00"
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             "name": "laravel/passport",
@@ -2051,16 +2017,16 @@
         },
         {
             "name": "league/flysystem",
-            "version": "1.0.50",
+            "version": "1.0.51",
             "source": {
                 "type": "git",
                 "url": "https://github.com/thephpleague/flysystem.git",
-                "reference": "dab4e7624efa543a943be978008f439c333f2249"
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-                "reference": "dab4e7624efa543a943be978008f439c333f2249",
+                "url": "https://api.github.com/repos/thephpleague/flysystem/zipball/755ba7bf3fb9031e6581d091db84d78275874396",
+                "reference": "755ba7bf3fb9031e6581d091db84d78275874396",
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@@ -2131,7 +2097,7 @@
                 "sftp",
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-            "time": "2019-02-01T08:50:36+00:00"
+            "time": "2019-03-30T13:22:34+00:00"
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@@ -2229,16 +2195,16 @@
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-            "version": "7.3.2",
+            "version": "7.3.3",
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                 "url": "https://github.com/thephpleague/oauth2-server.git",
-                "reference": "b71f382cd76e3f6905dfc53ef8148b3eebe1fd41"
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@@ -2302,7 +2268,7 @@
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@@ -2488,16 +2454,16 @@
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+            "version": "2.16.3",
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@@ -2544,7 +2510,7 @@
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@@ -4058,16 +4024,16 @@
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-            "version": "6.1.1",
+            "version": "6.1.2",
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@@ -4128,7 +4094,7 @@
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@@ -4359,16 +4325,16 @@
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-            "version": "v4.2.4",
+            "version": "v4.2.5",
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@@ -4427,7 +4393,7 @@
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-            "time": "2019-02-23T15:17:42+00:00"
+            "time": "2019-04-01T07:32:59+00:00"
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@@ -4499,7 +4465,7 @@
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-            "version": "v4.2.4",
+            "version": "v4.2.5",
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@@ -4552,16 +4518,16 @@
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+            "version": "v4.2.5",
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@@ -4604,20 +4570,20 @@
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@@ -4668,11 +4634,11 @@
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@@ -4722,7 +4688,7 @@
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@@ -4771,16 +4737,16 @@
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@@ -4821,20 +4787,20 @@
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