diff --git a/composer.lock b/composer.lock
index bca50ca..d87b35d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,10 +1,9 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "hash": "81eb9bdecc50bfe270871c6215b78309",
     "content-hash": "31e7290cd28e87e615c7288ecdf706ef",
     "packages": [
         {
@@ -59,7 +58,7 @@
                 "profiler",
                 "webprofiler"
             ],
-            "time": "2016-05-11 13:54:43"
+            "time": "2016-05-11T13:54:43+00:00"
         },
         {
             "name": "classpreloader/classpreloader",
@@ -113,7 +112,7 @@
                 "class",
                 "preload"
             ],
-            "time": "2015-11-09 22:51:51"
+            "time": "2015-11-09T22:51:51+00:00"
         },
         {
             "name": "dnoegel/php-xdg-base-dir",
@@ -146,7 +145,7 @@
                 "MIT"
             ],
             "description": "implementation of xdg base directory specification for php",
-            "time": "2014-10-24 07:27:01"
+            "time": "2014-10-24T07:27:01+00:00"
         },
         {
             "name": "doctrine/inflector",
@@ -213,7 +212,7 @@
                 "singularize",
                 "string"
             ],
-            "time": "2015-11-06 14:35:42"
+            "time": "2015-11-06T14:35:42+00:00"
         },
         {
             "name": "jakub-onderka/php-console-color",
@@ -256,7 +255,7 @@
                     "homepage": "http://www.acci.cz"
                 }
             ],
-            "time": "2014-04-08 15:00:19"
+            "time": "2014-04-08T15:00:19+00:00"
         },
         {
             "name": "jakub-onderka/php-console-highlighter",
@@ -300,7 +299,7 @@
                     "homepage": "http://www.acci.cz/"
                 }
             ],
-            "time": "2015-04-20 18:58:01"
+            "time": "2015-04-20T18:58:01+00:00"
         },
         {
             "name": "jeremeamia/SuperClosure",
@@ -358,7 +357,7 @@
                 "serialize",
                 "tokenizer"
             ],
-            "time": "2015-12-05 17:17:57"
+            "time": "2015-12-05T17:17:57+00:00"
         },
         {
             "name": "laravel/framework",
@@ -487,7 +486,7 @@
                 "framework",
                 "laravel"
             ],
-            "time": "2016-06-06 15:18:48"
+            "time": "2016-06-06T15:18:48+00:00"
         },
         {
             "name": "league/flysystem",
@@ -570,7 +569,7 @@
                 "sftp",
                 "storage"
             ],
-            "time": "2016-06-03 19:11:39"
+            "time": "2016-06-03T19:11:39+00:00"
         },
         {
             "name": "maximebf/debugbar",
@@ -631,7 +630,7 @@
                 "debug",
                 "debugbar"
             ],
-            "time": "2016-01-22 12:22:23"
+            "time": "2016-01-22T12:22:23+00:00"
         },
         {
             "name": "monolog/monolog",
@@ -709,7 +708,7 @@
                 "logging",
                 "psr-3"
             ],
-            "time": "2016-04-12 18:29:35"
+            "time": "2016-04-12T18:29:35+00:00"
         },
         {
             "name": "mtdowling/cron-expression",
@@ -753,7 +752,7 @@
                 "cron",
                 "schedule"
             ],
-            "time": "2016-01-26 21:23:30"
+            "time": "2016-01-26T21:23:30+00:00"
         },
         {
             "name": "nesbot/carbon",
@@ -800,7 +799,7 @@
                 "datetime",
                 "time"
             ],
-            "time": "2015-11-04 20:07:17"
+            "time": "2015-11-04T20:07:17+00:00"
         },
         {
             "name": "nikic/php-parser",
@@ -851,7 +850,7 @@
                 "parser",
                 "php"
             ],
-            "time": "2016-04-19 13:41:41"
+            "time": "2016-04-19T13:41:41+00:00"
         },
         {
             "name": "paragonie/random_compat",
@@ -899,7 +898,7 @@
                 "pseudorandom",
                 "random"
             ],
-            "time": "2016-03-18 20:34:03"
+            "time": "2016-03-18T20:34:03+00:00"
         },
         {
             "name": "psr/log",
@@ -937,7 +936,7 @@
                 "psr",
                 "psr-3"
             ],
-            "time": "2012-12-21 11:40:51"
+            "time": "2012-12-21T11:40:51+00:00"
         },
         {
             "name": "psy/psysh",
@@ -1009,27 +1008,28 @@
                 "interactive",
                 "shell"
             ],
-            "time": "2016-03-09 05:03:14"
+            "time": "2016-03-09T05:03:14+00:00"
         },
         {
             "name": "swiftmailer/swiftmailer",
-            "version": "v5.4.2",
+            "version": "v5.4.12",
             "source": {
                 "type": "git",
                 "url": "https://github.com/swiftmailer/swiftmailer.git",
-                "reference": "d8db871a54619458a805229a057ea2af33c753e8"
+                "reference": "181b89f18a90f8925ef805f950d47a7190e9b950"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/swiftmailer/swiftmailer/zipball/d8db871a54619458a805229a057ea2af33c753e8",
-                "reference": "d8db871a54619458a805229a057ea2af33c753e8",
+                "url": "https://api.github.com/repos/swiftmailer/swiftmailer/zipball/181b89f18a90f8925ef805f950d47a7190e9b950",
+                "reference": "181b89f18a90f8925ef805f950d47a7190e9b950",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.3.3"
             },
             "require-dev": {
-                "mockery/mockery": "~0.9.1,<0.9.4"
+                "mockery/mockery": "~0.9.1",
+                "symfony/phpunit-bridge": "~3.2"
             },
             "type": "library",
             "extra": {
@@ -1056,13 +1056,18 @@
                 }
             ],
             "description": "Swiftmailer, free feature-rich PHP mailer",
-            "homepage": "http://swiftmailer.org",
+            "homepage": "https://swiftmailer.symfony.com",
             "keywords": [
                 "email",
                 "mail",
                 "mailer"
             ],
-            "time": "2016-05-01 08:45:47"
+            "support": {
+                "issues": "https://github.com/swiftmailer/swiftmailer/issues",
+                "source": "https://github.com/swiftmailer/swiftmailer/tree/v5.4.12"
+            },
+            "abandoned": "symfony/mailer",
+            "time": "2018-07-31T09:26:32+00:00"
         },
         {
             "name": "symfony/console",
@@ -1122,7 +1127,7 @@
             ],
             "description": "Symfony Console Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 15:08:35"
+            "time": "2016-06-06T15:08:35+00:00"
         },
         {
             "name": "symfony/debug",
@@ -1179,7 +1184,7 @@
             ],
             "description": "Symfony Debug Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 15:08:35"
+            "time": "2016-06-06T15:08:35+00:00"
         },
         {
             "name": "symfony/event-dispatcher",
@@ -1239,7 +1244,7 @@
             ],
             "description": "Symfony EventDispatcher Component",
             "homepage": "https://symfony.com",
-            "time": "2016-04-12 18:27:47"
+            "time": "2016-04-12T18:27:47+00:00"
         },
         {
             "name": "symfony/finder",
@@ -1288,7 +1293,7 @@
             ],
             "description": "Symfony Finder Component",
             "homepage": "https://symfony.com",
-            "time": "2016-05-13 18:03:36"
+            "time": "2016-05-13T18:03:36+00:00"
         },
         {
             "name": "symfony/http-foundation",
@@ -1341,7 +1346,7 @@
             ],
             "description": "Symfony HttpFoundation Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 11:33:26"
+            "time": "2016-06-06T11:33:26+00:00"
         },
         {
             "name": "symfony/http-kernel",
@@ -1423,7 +1428,7 @@
             ],
             "description": "Symfony HttpKernel Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 16:52:35"
+            "time": "2016-06-06T16:52:35+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",
@@ -1482,7 +1487,7 @@
                 "portable",
                 "shim"
             ],
-            "time": "2016-05-18 14:26:46"
+            "time": "2016-05-18T14:26:46+00:00"
         },
         {
             "name": "symfony/polyfill-php56",
@@ -1538,7 +1543,7 @@
                 "portable",
                 "shim"
             ],
-            "time": "2016-05-18 14:26:46"
+            "time": "2016-05-18T14:26:46+00:00"
         },
         {
             "name": "symfony/polyfill-util",
@@ -1590,7 +1595,7 @@
                 "polyfill",
                 "shim"
             ],
-            "time": "2016-05-18 14:26:46"
+            "time": "2016-05-18T14:26:46+00:00"
         },
         {
             "name": "symfony/process",
@@ -1639,7 +1644,7 @@
             ],
             "description": "Symfony Process Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 11:33:26"
+            "time": "2016-06-06T11:33:26+00:00"
         },
         {
             "name": "symfony/routing",
@@ -1714,7 +1719,7 @@
                 "uri",
                 "url"
             ],
-            "time": "2016-05-30 06:58:27"
+            "time": "2016-05-30T06:58:27+00:00"
         },
         {
             "name": "symfony/translation",
@@ -1778,7 +1783,7 @@
             ],
             "description": "Symfony Translation Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 11:33:26"
+            "time": "2016-06-06T11:33:26+00:00"
         },
         {
             "name": "symfony/var-dumper",
@@ -1841,7 +1846,7 @@
                 "debug",
                 "dump"
             ],
-            "time": "2016-05-24 10:03:10"
+            "time": "2016-05-24T10:03:10+00:00"
         },
         {
             "name": "vlucas/phpdotenv",
@@ -1891,7 +1896,7 @@
                 "env",
                 "environment"
             ],
-            "time": "2016-04-15 10:48:49"
+            "time": "2016-04-15T10:48:49+00:00"
         }
     ],
     "packages-dev": [
@@ -1947,7 +1952,7 @@
                 "constructor",
                 "instantiate"
             ],
-            "time": "2015-06-14 21:17:01"
+            "time": "2015-06-14T21:17:01+00:00"
         },
         {
             "name": "fzaninotto/faker",
@@ -1995,7 +2000,7 @@
                 "faker",
                 "fixtures"
             ],
-            "time": "2016-04-29 12:21:54"
+            "time": "2016-04-29T12:21:54+00:00"
         },
         {
             "name": "hamcrest/hamcrest-php",
@@ -2040,7 +2045,7 @@
             "keywords": [
                 "test"
             ],
-            "time": "2015-05-11 14:41:42"
+            "time": "2015-05-11T14:41:42+00:00"
         },
         {
             "name": "mockery/mockery",
@@ -2105,7 +2110,7 @@
                 "test double",
                 "testing"
             ],
-            "time": "2016-05-22 21:52:33"
+            "time": "2016-05-22T21:52:33+00:00"
         },
         {
             "name": "phpdocumentor/reflection-docblock",
@@ -2154,7 +2159,7 @@
                     "email": "mike.vanriel@naenius.com"
                 }
             ],
-            "time": "2015-02-03 12:10:50"
+            "time": "2015-02-03T12:10:50+00:00"
         },
         {
             "name": "phpspec/prophecy",
@@ -2216,7 +2221,7 @@
                 "spy",
                 "stub"
             ],
-            "time": "2016-02-15 07:46:21"
+            "time": "2016-02-15T07:46:21+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
@@ -2278,7 +2283,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2015-10-06 15:47:00"
+            "time": "2015-10-06T15:47:00+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -2325,7 +2330,7 @@
                 "filesystem",
                 "iterator"
             ],
-            "time": "2015-06-21 13:08:43"
+            "time": "2015-06-21T13:08:43+00:00"
         },
         {
             "name": "phpunit/php-text-template",
@@ -2366,7 +2371,7 @@
             "keywords": [
                 "template"
             ],
-            "time": "2015-06-21 13:50:34"
+            "time": "2015-06-21T13:50:34+00:00"
         },
         {
             "name": "phpunit/php-timer",
@@ -2410,7 +2415,7 @@
             "keywords": [
                 "timer"
             ],
-            "time": "2016-05-12 18:03:57"
+            "time": "2016-05-12T18:03:57+00:00"
         },
         {
             "name": "phpunit/php-token-stream",
@@ -2459,7 +2464,7 @@
             "keywords": [
                 "tokenizer"
             ],
-            "time": "2015-09-15 10:49:45"
+            "time": "2015-09-15T10:49:45+00:00"
         },
         {
             "name": "phpunit/phpunit",
@@ -2531,7 +2536,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2016-05-17 03:09:28"
+            "time": "2016-05-17T03:09:28+00:00"
         },
         {
             "name": "phpunit/phpunit-mock-objects",
@@ -2587,7 +2592,7 @@
                 "mock",
                 "xunit"
             ],
-            "time": "2015-10-02 06:51:40"
+            "time": "2015-10-02T06:51:40+00:00"
         },
         {
             "name": "sebastian/comparator",
@@ -2651,7 +2656,7 @@
                 "compare",
                 "equality"
             ],
-            "time": "2015-07-26 15:48:44"
+            "time": "2015-07-26T15:48:44+00:00"
         },
         {
             "name": "sebastian/diff",
@@ -2703,7 +2708,7 @@
             "keywords": [
                 "diff"
             ],
-            "time": "2015-12-08 07:14:41"
+            "time": "2015-12-08T07:14:41+00:00"
         },
         {
             "name": "sebastian/environment",
@@ -2753,7 +2758,7 @@
                 "environment",
                 "hhvm"
             ],
-            "time": "2016-05-17 03:18:57"
+            "time": "2016-05-17T03:18:57+00:00"
         },
         {
             "name": "sebastian/exporter",
@@ -2819,7 +2824,7 @@
                 "export",
                 "exporter"
             ],
-            "time": "2015-06-21 07:55:53"
+            "time": "2015-06-21T07:55:53+00:00"
         },
         {
             "name": "sebastian/global-state",
@@ -2870,7 +2875,7 @@
             "keywords": [
                 "global state"
             ],
-            "time": "2015-10-12 03:26:01"
+            "time": "2015-10-12T03:26:01+00:00"
         },
         {
             "name": "sebastian/recursion-context",
@@ -2923,7 +2928,7 @@
             ],
             "description": "Provides functionality to recursively process PHP variables",
             "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
-            "time": "2015-11-11 19:50:13"
+            "time": "2015-11-11T19:50:13+00:00"
         },
         {
             "name": "sebastian/version",
@@ -2958,7 +2963,7 @@
             ],
             "description": "Library that helps with managing the version number of Git-hosted PHP projects",
             "homepage": "https://github.com/sebastianbergmann/version",
-            "time": "2015-06-21 13:59:46"
+            "time": "2015-06-21T13:59:46+00:00"
         },
         {
             "name": "symfony/css-selector",
@@ -3011,7 +3016,7 @@
             ],
             "description": "Symfony CssSelector Component",
             "homepage": "https://symfony.com",
-            "time": "2016-06-06 11:33:26"
+            "time": "2016-06-06T11:33:26+00:00"
         },
         {
             "name": "symfony/dom-crawler",
@@ -3067,7 +3072,7 @@
             ],
             "description": "Symfony DomCrawler Component",
             "homepage": "https://symfony.com",
-            "time": "2016-04-12 18:09:53"
+            "time": "2016-04-12T18:09:53+00:00"
         },
         {
             "name": "symfony/yaml",
@@ -3116,7 +3121,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2016-05-26 21:46:24"
+            "time": "2016-05-26T21:46:24+00:00"
         }
     ],
     "aliases": [],
@@ -3127,5 +3132,6 @@
     "platform": {
         "php": ">=5.5.9"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.6.0"
 }