diff --git a/src/composer.lock b/src/composer.lock
index 74aa979..46e8e32 100644
--- a/src/composer.lock
+++ b/src/composer.lock
@@ -864,16 +864,16 @@
         },
         {
             "name": "php-http/cache-plugin",
-            "version": "v1.4.0",
+            "version": "v1.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/php-http/cache-plugin.git",
-                "reference": "fe2730638f254934529006eb38aad8b5d427f475"
+                "reference": "c573ac6ea9b4e33fad567f875b844229d18000b9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-http/cache-plugin/zipball/fe2730638f254934529006eb38aad8b5d427f475",
-                "reference": "fe2730638f254934529006eb38aad8b5d427f475",
+                "url": "https://api.github.com/repos/php-http/cache-plugin/zipball/c573ac6ea9b4e33fad567f875b844229d18000b9",
+                "reference": "c573ac6ea9b4e33fad567f875b844229d18000b9",
                 "shasum": ""
             },
             "require": {
@@ -881,7 +881,7 @@
                 "php-http/client-common": "^1.1",
                 "php-http/message-factory": "^1.0",
                 "psr/cache": "^1.0",
-                "symfony/options-resolver": "^2.6 || ^3.0"
+                "symfony/options-resolver": "^2.6 || ^3.0 || ^4.0"
             },
             "require-dev": {
                 "henrikbjorn/phpspec-code-coverage": "^1.0",
@@ -890,7 +890,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.4-dev"
+                    "dev-master": "1.5-dev"
                 }
             },
             "autoload": {
@@ -916,33 +916,32 @@
                 "httplug",
                 "plugin"
             ],
-            "time": "2017-04-05T20:09:01+00:00"
+            "time": "2017-11-29T20:45:41+00:00"
         },
         {
             "name": "php-http/client-common",
-            "version": "v1.6.0",
+            "version": "1.7.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/php-http/client-common.git",
-                "reference": "1901ad36347227c14751a218d8f4ea1467d1f1ed"
+                "reference": "9accb4a082eb06403747c0ffd444112eda41a0fd"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-http/client-common/zipball/1901ad36347227c14751a218d8f4ea1467d1f1ed",
-                "reference": "1901ad36347227c14751a218d8f4ea1467d1f1ed",
+                "url": "https://api.github.com/repos/php-http/client-common/zipball/9accb4a082eb06403747c0ffd444112eda41a0fd",
+                "reference": "9accb4a082eb06403747c0ffd444112eda41a0fd",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.4",
+                "php": "^5.4 || ^7.0",
                 "php-http/httplug": "^1.1",
                 "php-http/message": "^1.6",
                 "php-http/message-factory": "^1.0",
-                "symfony/options-resolver": "^2.6 || ^3.0"
+                "symfony/options-resolver": "^2.6 || ^3.0 || ^4.0"
             },
             "require-dev": {
                 "guzzlehttp/psr7": "^1.4",
-                "henrikbjorn/phpspec-code-coverage": "^1.0",
-                "phpspec/phpspec": "^2.4"
+                "phpspec/phpspec": "^2.5 || ^3.4 || ^4.2"
             },
             "suggest": {
                 "php-http/cache-plugin": "PSR-6 Cache plugin",
@@ -978,7 +977,7 @@
                 "http",
                 "httplug"
             ],
-            "time": "2017-10-16T16:16:36+00:00"
+            "time": "2017-11-30T11:06:59+00:00"
         },
         {
             "name": "php-http/discovery",
@@ -1332,16 +1331,16 @@
         },
         {
             "name": "phpmailer/phpmailer",
-            "version": "v6.0.1",
+            "version": "v6.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPMailer/PHPMailer.git",
-                "reference": "992392437c2e2784e0dc41446024fe411d293c96"
+                "reference": "7a4459cff6abeb86b63cdbad760f567252f3f39c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/992392437c2e2784e0dc41446024fe411d293c96",
-                "reference": "992392437c2e2784e0dc41446024fe411d293c96",
+                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/7a4459cff6abeb86b63cdbad760f567252f3f39c",
+                "reference": "7a4459cff6abeb86b63cdbad760f567252f3f39c",
                 "shasum": ""
             },
             "require": {
@@ -1393,7 +1392,7 @@
                 }
             ],
             "description": "PHPMailer is a full-featured email creation and transfer class for PHP",
-            "time": "2017-09-14T16:47:12+00:00"
+            "time": "2017-11-30T17:20:24+00:00"
         },
         {
             "name": "pimple/pimple",
@@ -1687,16 +1686,16 @@
         },
         {
             "name": "slim/slim",
-            "version": "3.9.1",
+            "version": "3.9.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/slimphp/Slim.git",
-                "reference": "22751d5cbafebf7b8225dc210c5dec4f4385ac80"
+                "reference": "4086d0106cf5a7135c69fce4161fe355a8feb118"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/slimphp/Slim/zipball/22751d5cbafebf7b8225dc210c5dec4f4385ac80",
-                "reference": "22751d5cbafebf7b8225dc210c5dec4f4385ac80",
+                "url": "https://api.github.com/repos/slimphp/Slim/zipball/4086d0106cf5a7135c69fce4161fe355a8feb118",
+                "reference": "4086d0106cf5a7135c69fce4161fe355a8feb118",
                 "shasum": ""
             },
             "require": {
@@ -1754,7 +1753,7 @@
                 "micro",
                 "router"
             ],
-            "time": "2017-11-26T16:11:29+00:00"
+            "time": "2017-11-26T19:13:09+00:00"
         },
         {
             "name": "slim/twig-view",
@@ -1808,25 +1807,25 @@
         },
         {
             "name": "symfony/options-resolver",
-            "version": "v3.3.13",
+            "version": "v4.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/options-resolver.git",
-                "reference": "623d9c210a137205f7e6e98166105625402cbb2f"
+                "reference": "ef617a2867c7d889d4ecee3c29595698d87474a4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/options-resolver/zipball/623d9c210a137205f7e6e98166105625402cbb2f",
-                "reference": "623d9c210a137205f7e6e98166105625402cbb2f",
+                "url": "https://api.github.com/repos/symfony/options-resolver/zipball/ef617a2867c7d889d4ecee3c29595698d87474a4",
+                "reference": "ef617a2867c7d889d4ecee3c29595698d87474a4",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8"
+                "php": "^7.1.3"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.3-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
@@ -1858,7 +1857,7 @@
                 "configuration",
                 "options"
             ],
-            "time": "2017-11-05T15:47:03+00:00"
+            "time": "2017-11-07T14:45:01+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",