diff --git a/composer.json b/composer.json
index b25fe29..a42e510 100644
--- a/composer.json
+++ b/composer.json
@@ -44,7 +44,8 @@
         "symfony/event-dispatcher": "3.*",
         "symfony/options-resolver": "3.4.*",
         "symfony/process": "3.4.*",
-        "symfony/stopwatch": "3.4.*"
+        "symfony/stopwatch": "3.4.*",
+        "myclabs/deep-copy": "1.6.*"
     },
     "support": {
         "email": "support@retailcrm.ru"
diff --git a/composer.lock b/composer.lock
index 2cdee1f..f064c7a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "a081badf5addda4cda6b1f33e288f7fb",
+    "content-hash": "eb2db3a82485e57635ef21c116770aa8",
     "packages": [
         {
             "name": "doctrine/annotations",
@@ -1607,43 +1607,37 @@
         },
         {
             "name": "myclabs/deep-copy",
-            "version": "1.9.1",
+            "version": "1.6.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/myclabs/DeepCopy.git",
-                "reference": "e6828efaba2c9b79f4499dae1d66ef8bfa7b2b72"
+                "reference": "8e6e04167378abf1ddb4d3522d8755c5fd90d102"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/e6828efaba2c9b79f4499dae1d66ef8bfa7b2b72",
-                "reference": "e6828efaba2c9b79f4499dae1d66ef8bfa7b2b72",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/8e6e04167378abf1ddb4d3522d8755c5fd90d102",
+                "reference": "8e6e04167378abf1ddb4d3522d8755c5fd90d102",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1"
-            },
-            "replace": {
-                "myclabs/deep-copy": "self.version"
+                "php": ">=5.4.0"
             },
             "require-dev": {
-                "doctrine/collections": "^1.0",
-                "doctrine/common": "^2.6",
-                "phpunit/phpunit": "^7.1"
+                "doctrine/collections": "1.*",
+                "phpunit/phpunit": "~4.1"
             },
             "type": "library",
             "autoload": {
                 "psr-4": {
                     "DeepCopy\\": "src/DeepCopy/"
-                },
-                "files": [
-                    "src/DeepCopy/deep_copy.php"
-                ]
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "MIT"
             ],
             "description": "Create deep copies (clones) of your objects",
+            "homepage": "https://github.com/myclabs/DeepCopy",
             "keywords": [
                 "clone",
                 "copy",
@@ -1651,7 +1645,7 @@
                 "object",
                 "object graph"
             ],
-            "time": "2019-04-07T13:18:21+00:00"
+            "time": "2017-04-12T18:52:22+00:00"
         },
         {
             "name": "nette/bootstrap",
@@ -4155,64 +4149,6 @@
             "homepage": "https://symfony.com",
             "time": "2019-04-02T08:51:52+00:00"
         },
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-            "name": "symfony/event-dispatcher-contracts",
-            "version": "v1.1.5",
-            "source": {
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-                "url": "https://github.com/symfony/event-dispatcher-contracts.git",
-                "reference": "c61766f4440ca687de1084a5c00b08e167a2575c"
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-                "url": "https://api.github.com/repos/symfony/event-dispatcher-contracts/zipball/c61766f4440ca687de1084a5c00b08e167a2575c",
-                "reference": "c61766f4440ca687de1084a5c00b08e167a2575c",
-                "shasum": ""
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-            "require": {
-                "php": "^7.1.3"
-            },
-            "suggest": {
-                "psr/event-dispatcher": "",
-                "symfony/event-dispatcher-implementation": ""
-            },
-            "type": "library",
-            "extra": {
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-                    "dev-master": "1.1-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Symfony\\Contracts\\EventDispatcher\\": ""
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "Generic abstractions related to dispatching event",
-            "homepage": "https://symfony.com",
-            "keywords": [
-                "abstractions",
-                "contracts",
-                "decoupling",
-                "interfaces",
-                "interoperability",
-                "standards"
-            ],
-            "time": "2019-06-20T06:46:26+00:00"
-        },
         {
             "name": "symfony/options-resolver",
             "version": "v3.4.28",
@@ -4488,64 +4424,6 @@
             "homepage": "https://symfony.com",
             "time": "2019-05-22T12:54:11+00:00"
         },
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-            "version": "v1.1.5",
-            "source": {
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-                "url": "https://github.com/symfony/service-contracts.git",
-                "reference": "f391a00de78ec7ec8cf5cdcdae59ec7b883edb8d"
-            },
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-                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/f391a00de78ec7ec8cf5cdcdae59ec7b883edb8d",
-                "reference": "f391a00de78ec7ec8cf5cdcdae59ec7b883edb8d",
-                "shasum": ""
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-            "require": {
-                "php": "^7.1.3",
-                "psr/container": "^1.0"
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-            "suggest": {
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-            "autoload": {
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-                    "Symfony\\Contracts\\Service\\": ""
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "Generic abstractions related to writing services",
-            "homepage": "https://symfony.com",
-            "keywords": [
-                "abstractions",
-                "contracts",
-                "decoupling",
-                "interfaces",
-                "interoperability",
-                "standards"
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-            "time": "2019-06-13T11:15:36+00:00"
-        },
         {
             "name": "symfony/stopwatch",
             "version": "v3.4.28",
@@ -4595,63 +4473,6 @@
             "homepage": "https://symfony.com",
             "time": "2019-01-16T09:39:14+00:00"
         },
-        {
-            "name": "symfony/translation-contracts",
-            "version": "v1.1.5",
-            "source": {
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-                "url": "https://github.com/symfony/translation-contracts.git",
-                "reference": "cb4b18ad7b92a26e83b65dde940fab78339e6f3c"
-            },
-            "dist": {
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-                "url": "https://api.github.com/repos/symfony/translation-contracts/zipball/cb4b18ad7b92a26e83b65dde940fab78339e6f3c",
-                "reference": "cb4b18ad7b92a26e83b65dde940fab78339e6f3c",
-                "shasum": ""
-            },
-            "require": {
-                "php": "^7.1.3"
-            },
-            "suggest": {
-                "symfony/translation-implementation": ""
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.1-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Symfony\\Contracts\\Translation\\": ""
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "Generic abstractions related to translation",
-            "homepage": "https://symfony.com",
-            "keywords": [
-                "abstractions",
-                "contracts",
-                "decoupling",
-                "interfaces",
-                "interoperability",
-                "standards"
-            ],
-            "time": "2019-06-13T11:15:36+00:00"
-        },
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             "name": "theseer/tokenizer",
             "version": "1.1.3",