diff --git a/composer.lock b/composer.lock
index b5a4b2822a5a..22bec3c3584f 100644
--- a/composer.lock
+++ b/composer.lock
@@ -324,16 +324,16 @@
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+                "reference": "7df3b62d06da6512c752b2fd224a65fc0d8c0cbe"
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-                "reference": "acb08da60a042e17b0cd9e5e111ba895c8a79f2d",
+                "url": "https://api.github.com/repos/aws/aws-sdk-php/zipball/7df3b62d06da6512c752b2fd224a65fc0d8c0cbe",
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@@ -355,7 +355,7 @@
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                 "nette/neon": "^2.3",
-                "phpunit/phpunit": "^4.8.35|^5.4.0",
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@@ -400,26 +400,26 @@
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-            "time": "2017-09-08T19:50:29+00:00"
+            "time": "2018-06-15T21:48:00+00:00"
         },
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-            "version": "1.1.3",
+            "version": "1.2",
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                 "url": "https://github.com/backup-manager/backup-manager.git",
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+                "league/flysystem": "^1.0",
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@@ -430,13 +430,15 @@
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                 "mockery/mockery": "~0.9",
                 "phpspec/phpspec": "~2.1",
-                "satooshi/php-coveralls": "~0.6"
+                "satooshi/php-coveralls": "~0.6",
+                "srmklive/flysystem-dropbox-v2": "~1.0"
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             "suggest": {
-                "league/flysystem-aws-s3-v3": "AwsS3 and GoogleCS adapter support.",
-                "league/flysystem-dropbox": "Dropbox adapter support.",
+                "league/flysystem-aws-s3-v2": "GoogleCS adapter support.",
+                "league/flysystem-aws-s3-v3": "AwsS3 adapter support.",
                 "league/flysystem-rackspace": "Rackspace adapter support.",
-                "league/flysystem-sftp": "Sftp adapter support."
+                "league/flysystem-sftp": "Sftp adapter support.",
+                "srmklive/flysystem-dropbox-v2": "Dropbox API v2 adapter support."
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@@ -466,7 +468,7 @@
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-            "time": "2017-01-05T12:10:13+00:00"
+            "time": "2018-01-28T20:31:36+00:00"
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@@ -488,7 +490,7 @@
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-                "symfony/process": "^2.0||^3.0"
+                "symfony/process": "^2.0||^3.0||^4.0"
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@@ -522,24 +524,28 @@
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+            "time": "2017-07-01T09:35:25+00:00"
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-            "version": "1.0.1",
+            "version": "1.0.3",
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                 "url": "https://github.com/Bacon/BaconQrCode.git",
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+                "ext-iconv": "*",
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@@ -564,7 +570,7 @@
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@@ -675,16 +681,16 @@
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                 "url": "https://github.com/ClassPreloader/ClassPreloader.git",
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@@ -697,7 +703,7 @@
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+                    "dev-master": "3.2-dev"
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@@ -725,7 +731,7 @@
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-            "time": "2016-09-16T12:50:15+00:00"
+            "time": "2017-12-10T11:40:39+00:00"
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@@ -1652,16 +1658,16 @@
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@@ -1671,7 +1677,7 @@
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@@ -1680,7 +1686,7 @@
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+                    "dev-master": "6.3-dev"
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@@ -1713,7 +1719,7 @@
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-            "time": "2017-06-22T18:50:49+00:00"
+            "time": "2018-04-22T15:46:56+00:00"
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@@ -1920,22 +1926,22 @@
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-            "version": "v3.2.12",
+            "version": "v3.3.1",
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                 "php": ">=5.4",
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@@ -1981,24 +1987,24 @@
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-            "time": "2017-06-30T11:51:03+00:00"
+            "time": "2018-03-01T09:51:53+00:00"
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-            "version": "2.3.0",
+            "version": "2.4.0",
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@@ -2008,7 +2014,7 @@
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+                    "dev-master": "2.4-dev"
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@@ -2039,7 +2045,7 @@
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-            "time": "2016-12-07T09:37:55+00:00"
+            "time": "2018-03-21T22:21:57+00:00"
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@@ -2241,16 +2247,16 @@
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-            "version": "1.0.41",
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@@ -2261,12 +2267,13 @@
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-                "mockery/mockery": "~0.9",
-                "phpspec/phpspec": "^2.2",
-                "phpunit/phpunit": "~4.8"
+                "phpspec/phpspec": "^3.4",
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                 "ext-fileinfo": "Required for MimeType",
+                "ext-ftp": "Allows you to use FTP server storage",
+                "ext-openssl": "Allows you to use FTPS server storage",
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                 "league/flysystem-aws-s3-v3": "Allows you to use S3 storage with AWS SDK v3",
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@@ -2320,7 +2327,7 @@
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-            "time": "2017-08-06T17:41:04+00:00"
+            "time": "2018-05-07T08:44:23+00:00"
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@@ -2464,7 +2471,7 @@
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@@ -2563,35 +2570,30 @@
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-                    "Carbon\\": "src/Carbon/"
+                    "": "src/"
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@@ -2612,7 +2614,7 @@
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-            "time": "2017-01-16T07:55:07+00:00"
+            "time": "2018-06-15T11:52:26+00:00"
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@@ -2667,16 +2669,16 @@
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@@ -2711,7 +2713,7 @@
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@@ -2988,21 +2990,21 @@
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@@ -3021,6 +3023,14 @@
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+                },
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+                    "providers": [
+                        "TwigBridge\\ServiceProvider"
+                    ],
+                    "aliases": {
+                        "Twig": "TwigBridge\\Facade\\Twig"
+                    }
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@@ -3048,7 +3058,7 @@
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-            "time": "2017-08-28T11:57:12+00:00"
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@@ -3154,16 +3164,16 @@
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+                    "dev-master": "1.8-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Ctype\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                },
+                {
+                    "name": "Gert de Pagter",
+                    "email": "BackEndTea@gmail.com"
+                }
+            ],
+            "description": "Symfony polyfill for ctype functions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "ctype",
+                "polyfill",
+                "portable"
+            ],
+            "time": "2018-04-30T19:57:29+00:00"
         },
         {
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-            "version": "v3.3.8",
+            "version": "v3.3.17",
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                 "url": "https://github.com/symfony/yaml.git",
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@@ -5669,20 +5735,20 @@
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             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2017-07-29T21:54:42+00:00"
+            "time": "2018-01-20T15:04:53+00:00"
         },
         {
             "name": "webmozart/assert",
-            "version": "1.2.0",
+            "version": "1.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/webmozart/assert.git",
-                "reference": "2db61e59ff05fe5126d152bd0655c9ea113e550f"
+                "reference": "0df1908962e7a3071564e857d86874dad1ef204a"
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-                "reference": "2db61e59ff05fe5126d152bd0655c9ea113e550f",
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@@ -5719,7 +5785,7 @@
                 "check",
                 "validate"
             ],
-            "time": "2016-11-23T20:04:58+00:00"
+            "time": "2018-01-29T19:49:41+00:00"
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     ],
     "aliases": [],