diff --git a/composer.lock b/composer.lock
index 8e1c5c6..1749df3 100644
--- a/composer.lock
+++ b/composer.lock
@@ -162,25 +162,30 @@
         },
         {
             "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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-                "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/"
@@ -207,20 +212,20 @@
                 "cron",
                 "schedule"
             ],
-            "time": "2018-06-06T03:12:17+00:00"
+            "time": "2019-03-31T00:38:28+00:00"
         },
         {
             "name": "egulias/email-validator",
-            "version": "2.1.6",
+            "version": "2.1.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/egulias/EmailValidator.git",
-                "reference": "0578b32b30b22de3e8664f797cf846fc9246f786"
+                "reference": "c26463ff9241f27907112fbcd0c86fa670cfef98"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/egulias/EmailValidator/zipball/0578b32b30b22de3e8664f797cf846fc9246f786",
-                "reference": "0578b32b30b22de3e8664f797cf846fc9246f786",
+                "url": "https://api.github.com/repos/egulias/EmailValidator/zipball/c26463ff9241f27907112fbcd0c86fa670cfef98",
+                "reference": "c26463ff9241f27907112fbcd0c86fa670cfef98",
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             },
             "require": {
@@ -264,20 +269,20 @@
                 "validation",
                 "validator"
             ],
-            "time": "2018-09-25T20:47:26+00:00"
+            "time": "2019-05-16T22:02:54+00:00"
         },
         {
             "name": "erusev/parsedown",
-            "version": "1.7.1",
+            "version": "1.7.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/erusev/parsedown.git",
-                "reference": "92e9c27ba0e74b8b028b111d1b6f956a15c01fc1"
+                "reference": "6d893938171a817f4e9bc9e86f2da1e370b7bcd7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/erusev/parsedown/zipball/92e9c27ba0e74b8b028b111d1b6f956a15c01fc1",
-                "reference": "92e9c27ba0e74b8b028b111d1b6f956a15c01fc1",
+                "url": "https://api.github.com/repos/erusev/parsedown/zipball/6d893938171a817f4e9bc9e86f2da1e370b7bcd7",
+                "reference": "6d893938171a817f4e9bc9e86f2da1e370b7bcd7",
                 "shasum": ""
             },
             "require": {
@@ -310,20 +315,20 @@
                 "markdown",
                 "parser"
             ],
-            "time": "2018-03-08T01:11:30+00:00"
+            "time": "2019-03-17T18:48:37+00:00"
         },
         {
             "name": "fideloper/proxy",
-            "version": "4.0.0",
+            "version": "4.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/fideloper/TrustedProxy.git",
-                "reference": "cf8a0ca4b85659b9557e206c90110a6a4dba980a"
+                "reference": "177c79a2d1f9970f89ee2fb4c12b429af38b6dfb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/fideloper/TrustedProxy/zipball/cf8a0ca4b85659b9557e206c90110a6a4dba980a",
-                "reference": "cf8a0ca4b85659b9557e206c90110a6a4dba980a",
+                "url": "https://api.github.com/repos/fideloper/TrustedProxy/zipball/177c79a2d1f9970f89ee2fb4c12b429af38b6dfb",
+                "reference": "177c79a2d1f9970f89ee2fb4c12b429af38b6dfb",
                 "shasum": ""
             },
             "require": {
@@ -364,7 +369,190 @@
                 "proxy",
                 "trusted proxy"
             ],
-            "time": "2018-02-07T20:20:57+00:00"
+            "time": "2019-01-10T14:06:47+00:00"
+        },
+        {
+            "name": "guzzlehttp/guzzle",
+            "version": "6.3.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guzzle/guzzle.git",
+                "reference": "407b0cb880ace85c9b63c5f9551db498cb2d50ba"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/407b0cb880ace85c9b63c5f9551db498cb2d50ba",
+                "reference": "407b0cb880ace85c9b63c5f9551db498cb2d50ba",
+                "shasum": ""
+            },
+            "require": {
+                "guzzlehttp/promises": "^1.0",
+                "guzzlehttp/psr7": "^1.4",
+                "php": ">=5.5"
+            },
+            "require-dev": {
+                "ext-curl": "*",
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.4 || ^7.0",
+                "psr/log": "^1.0"
+            },
+            "suggest": {
+                "psr/log": "Required for using the Log middleware"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "6.3-dev"
+                }
+            },
+            "autoload": {
+                "files": [
+                    "src/functions_include.php"
+                ],
+                "psr-4": {
+                    "GuzzleHttp\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
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+                    "email": "mtdowling@gmail.com",
+                    "homepage": "https://github.com/mtdowling"
+                }
+            ],
+            "description": "Guzzle is a PHP HTTP client library",
+            "homepage": "http://guzzlephp.org/",
+            "keywords": [
+                "client",
+                "curl",
+                "framework",
+                "http",
+                "http client",
+                "rest",
+                "web service"
+            ],
+            "time": "2018-04-22T15:46:56+00:00"
+        },
+        {
+            "name": "guzzlehttp/promises",
+            "version": "v1.3.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guzzle/promises.git",
+                "reference": "a59da6cf61d80060647ff4d3eb2c03a2bc694646"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/guzzle/promises/zipball/a59da6cf61d80060647ff4d3eb2c03a2bc694646",
+                "reference": "a59da6cf61d80060647ff4d3eb2c03a2bc694646",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.4-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "GuzzleHttp\\Promise\\": "src/"
+                },
+                "files": [
+                    "src/functions_include.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Michael Dowling",
+                    "email": "mtdowling@gmail.com",
+                    "homepage": "https://github.com/mtdowling"
+                }
+            ],
+            "description": "Guzzle promises library",
+            "keywords": [
+                "promise"
+            ],
+            "time": "2016-12-20T10:07:11+00:00"
+        },
+        {
+            "name": "guzzlehttp/psr7",
+            "version": "1.5.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guzzle/psr7.git",
+                "reference": "9f83dded91781a01c63574e387eaa769be769115"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/9f83dded91781a01c63574e387eaa769be769115",
+                "reference": "9f83dded91781a01c63574e387eaa769be769115",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.4.0",
+                "psr/http-message": "~1.0",
+                "ralouphie/getallheaders": "^2.0.5"
+            },
+            "provide": {
+                "psr/http-message-implementation": "1.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.8.36 || ^5.7.27 || ^6.5.8"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.5-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "GuzzleHttp\\Psr7\\": "src/"
+                },
+                "files": [
+                    "src/functions_include.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Michael Dowling",
+                    "email": "mtdowling@gmail.com",
+                    "homepage": "https://github.com/mtdowling"
+                },
+                {
+                    "name": "Tobias Schultze",
+                    "homepage": "https://github.com/Tobion"
+                }
+            ],
+            "description": "PSR-7 message implementation that also provides common utility methods",
+            "keywords": [
+                "http",
+                "message",
+                "psr-7",
+                "request",
+                "response",
+                "stream",
+                "uri",
+                "url"
+            ],
+            "time": "2018-12-04T20:46:45+00:00"
         },
         {
             "name": "jakub-onderka/php-console-color",
@@ -410,33 +598,34 @@
         },
         {
             "name": "jakub-onderka/php-console-highlighter",
-            "version": "v0.3.2",
+            "version": "v0.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/JakubOnderka/PHP-Console-Highlighter.git",
-                "reference": "7daa75df45242c8d5b75a22c00a201e7954e4fb5"
+                "reference": "9f7a229a69d52506914b4bc61bfdb199d90c5547"
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             "dist": {
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-                "reference": "7daa75df45242c8d5b75a22c00a201e7954e4fb5",
+                "url": "https://api.github.com/repos/JakubOnderka/PHP-Console-Highlighter/zipball/9f7a229a69d52506914b4bc61bfdb199d90c5547",
+                "reference": "9f7a229a69d52506914b4bc61bfdb199d90c5547",
                 "shasum": ""
             },
             "require": {
-                "jakub-onderka/php-console-color": "~0.1",
-                "php": ">=5.3.0"
+                "ext-tokenizer": "*",
+                "jakub-onderka/php-console-color": "~0.2",
+                "php": ">=5.4.0"
             },
             "require-dev": {
                 "jakub-onderka/php-code-style": "~1.0",
-                "jakub-onderka/php-parallel-lint": "~0.5",
+                "jakub-onderka/php-parallel-lint": "~1.0",
                 "jakub-onderka/php-var-dump-check": "~0.1",
                 "phpunit/phpunit": "~4.0",
                 "squizlabs/php_codesniffer": "~1.5"
             },
             "type": "library",
             "autoload": {
-                "psr-0": {
-                    "JakubOnderka\\PhpConsoleHighlighter": "src/"
+                "psr-4": {
+                    "JakubOnderka\\PhpConsoleHighlighter\\": "src/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -450,20 +639,66 @@
                     "homepage": "http://www.acci.cz/"
                 }
             ],
-            "time": "2015-04-20T18:58:01+00:00"
+            "description": "Highlight PHP code in terminal",
+            "time": "2018-09-29T18:48:56+00:00"
         },
         {
-            "name": "laravel/framework",
-            "version": "v5.7.7",
+            "name": "kylekatarnls/update-helper",
+            "version": "1.1.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/laravel/framework.git",
-                "reference": "0438455128c0850b5872c7f3c11b7ccdbbfcba3e"
+                "url": "https://github.com/kylekatarnls/update-helper.git",
+                "reference": "fbfa94c0f196d4718ce3c1032e9c4b34140e69d3"
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             "dist": {
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-                "url": "https://api.github.com/repos/laravel/framework/zipball/0438455128c0850b5872c7f3c11b7ccdbbfcba3e",
-                "reference": "0438455128c0850b5872c7f3c11b7ccdbbfcba3e",
+                "url": "https://api.github.com/repos/kylekatarnls/update-helper/zipball/fbfa94c0f196d4718ce3c1032e9c4b34140e69d3",
+                "reference": "fbfa94c0f196d4718ce3c1032e9c4b34140e69d3",
+                "shasum": ""
+            },
+            "require": {
+                "composer-plugin-api": "^1.1.0",
+                "php": ">=5.3.0"
+            },
+            "require-dev": {
+                "codeclimate/php-test-reporter": "dev-master",
+                "composer/composer": "^2.0.x-dev",
+                "phpunit/phpunit": ">=4.8.35 <6.0"
+            },
+            "type": "composer-plugin",
+            "extra": {
+                "class": "UpdateHelper\\ComposerPlugin"
+            },
+            "autoload": {
+                "psr-0": {
+                    "UpdateHelper\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Kyle",
+                    "email": "kylekatarnls@gmail.com"
+                }
+            ],
+            "description": "Update helper",
+            "time": "2019-05-30T21:26:08+00:00"
+        },
+        {
+            "name": "laravel/framework",
+            "version": "v5.7.28",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/laravel/framework.git",
+                "reference": "8e69728f1c80a024588adbd24c65c4fcf9aa9192"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/laravel/framework/zipball/8e69728f1c80a024588adbd24c65c4fcf9aa9192",
+                "reference": "8e69728f1c80a024588adbd24c65c4fcf9aa9192",
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@@ -472,6 +707,8 @@
                 "erusev/parsedown": "^1.7",
                 "ext-mbstring": "*",
                 "ext-openssl": "*",
+                "laravel/nexmo-notification-channel": "^1.0",
+                "laravel/slack-notification-channel": "^1.0",
                 "league/flysystem": "^1.0.8",
                 "monolog/monolog": "^1.12",
                 "nesbot/carbon": "^1.26.3",
@@ -529,12 +766,13 @@
                 "aws/aws-sdk-php": "^3.0",
                 "doctrine/dbal": "^2.6",
                 "filp/whoops": "^2.1.4",
+                "guzzlehttp/guzzle": "^6.3",
                 "league/flysystem-cached-adapter": "^1.0",
                 "mockery/mockery": "^1.0",
                 "moontoast/math": "^1.1",
                 "orchestra/testbench-core": "3.7.*",
-                "pda/pheanstalk": "^3.0",
-                "phpunit/phpunit": "^7.0",
+                "pda/pheanstalk": "^3.0|^4.0",
+                "phpunit/phpunit": "^7.5",
                 "predis/predis": "^1.1.1",
                 "symfony/css-selector": "^4.1",
                 "symfony/dom-crawler": "^4.1",
@@ -545,6 +783,7 @@
                 "doctrine/dbal": "Required to rename columns and drop SQLite columns (^2.6).",
                 "ext-pcntl": "Required to use all features of the queue worker.",
                 "ext-posix": "Required to use all features of the queue worker.",
+                "filp/whoops": "Required for friendly error pages in development (^2.1.4).",
                 "fzaninotto/faker": "Required to use the eloquent factory builder (^1.4).",
                 "guzzlehttp/guzzle": "Required to use the Mailgun and Mandrill mail drivers and the ping methods on schedules (^6.0).",
                 "laravel/tinker": "Required to use the tinker console command (^1.0).",
@@ -554,7 +793,7 @@
                 "league/flysystem-sftp": "Required to use the Flysystem SFTP driver (^1.0).",
                 "moontoast/math": "Required to use ordered UUIDs (^1.1).",
                 "nexmo/client": "Required to use the Nexmo transport (^1.0).",
-                "pda/pheanstalk": "Required to use the beanstalk queue driver (^3.0).",
+                "pda/pheanstalk": "Required to use the beanstalk queue driver (^3.0|^4.0).",
                 "predis/predis": "Required to use the redis cache and queue drivers (^1.0).",
                 "pusher/pusher-php-server": "Required to use the Pusher broadcast driver (^3.0).",
                 "symfony/css-selector": "Required to use some of the crawler integration testing tools (^4.1).",
@@ -592,20 +831,134 @@
                 "framework",
                 "laravel"
             ],
-            "time": "2018-10-02T14:12:00+00:00"
+            "time": "2019-02-26T15:41:34+00:00"
         },
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-            "name": "laravel/tinker",
-            "version": "v1.0.7",
+            "name": "laravel/nexmo-notification-channel",
+            "version": "v1.0.1",
             "source": {
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-                "url": "https://github.com/laravel/tinker.git",
-                "reference": "e3086ee8cb1f54a39ae8dcb72d1c37d10128997d"
+                "url": "https://github.com/laravel/nexmo-notification-channel.git",
+                "reference": "03edd42a55b306ff980c9950899d5a2b03260d48"
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             "dist": {
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-                "url": "https://api.github.com/repos/laravel/tinker/zipball/e3086ee8cb1f54a39ae8dcb72d1c37d10128997d",
-                "reference": "e3086ee8cb1f54a39ae8dcb72d1c37d10128997d",
+                "url": "https://api.github.com/repos/laravel/nexmo-notification-channel/zipball/03edd42a55b306ff980c9950899d5a2b03260d48",
+                "reference": "03edd42a55b306ff980c9950899d5a2b03260d48",
+                "shasum": ""
+            },
+            "require": {
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+                "php": "^7.1.3"
+            },
+            "require-dev": {
+                "illuminate/notifications": "~5.7",
+                "mockery/mockery": "^1.0",
+                "phpunit/phpunit": "^7.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                },
+                "laravel": {
+                    "providers": [
+                        "Illuminate\\Notifications\\NexmoChannelServiceProvider"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Illuminate\\Notifications\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Taylor Otwell",
+                    "email": "taylor@laravel.com"
+                }
+            ],
+            "description": "Nexmo Notification Channel for laravel.",
+            "keywords": [
+                "laravel",
+                "nexmo",
+                "notifications"
+            ],
+            "time": "2018-12-04T12:57:08+00:00"
+        },
+        {
+            "name": "laravel/slack-notification-channel",
+            "version": "v1.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/laravel/slack-notification-channel.git",
+                "reference": "6e164293b754a95f246faf50ab2bbea3e4923cc9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/laravel/slack-notification-channel/zipball/6e164293b754a95f246faf50ab2bbea3e4923cc9",
+                "reference": "6e164293b754a95f246faf50ab2bbea3e4923cc9",
+                "shasum": ""
+            },
+            "require": {
+                "guzzlehttp/guzzle": "^6.0",
+                "php": "^7.1.3"
+            },
+            "require-dev": {
+                "illuminate/notifications": "~5.7",
+                "mockery/mockery": "^1.0",
+                "phpunit/phpunit": "^7.0"
+            },
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