diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2024ed..09e72c2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,14 @@
 Translatable Behavior Change Log
 --------------------------------
 
+1.0.1 May 23, 2018
+------------------
+
+Fix #2: Infinite recursion if attribute doesn't exist in both models (greeflas, atakajlo)
+
 1.0.0 April 22, 2018
 --------------------
+
 * Initial release (greeflas)
 
 Development started March 18, 2018
diff --git a/composer.lock b/composer.lock
index f32566c..105e64e 100644
--- a/composer.lock
+++ b/composer.lock
@@ -350,16 +350,16 @@
     "packages-dev": [
         {
             "name": "behat/gherkin",
-            "version": "v4.4.5",
+            "version": "v4.5.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Behat/Gherkin.git",
-                "reference": "5c14cff4f955b17d20d088dec1bde61c0539ec74"
+                "reference": "74ac03d52c5e23ad8abd5c5cce4ab0e8dc1b530a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Behat/Gherkin/zipball/5c14cff4f955b17d20d088dec1bde61c0539ec74",
-                "reference": "5c14cff4f955b17d20d088dec1bde61c0539ec74",
+                "url": "https://api.github.com/repos/Behat/Gherkin/zipball/74ac03d52c5e23ad8abd5c5cce4ab0e8dc1b530a",
+                "reference": "74ac03d52c5e23ad8abd5c5cce4ab0e8dc1b530a",
                 "shasum": ""
             },
             "require": {
@@ -405,66 +405,62 @@
                 "gherkin",
                 "parser"
             ],
-            "time": "2016-10-30T11:50:56+00:00"
+            "time": "2017-08-30T11:04:43+00:00"
         },
         {
             "name": "codeception/codeception",
-            "version": "2.3.4",
+            "version": "2.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Codeception/Codeception.git",
-                "reference": "b5391497f9a3c9d0a9c02ae39b53441e413e35a8"
+                "reference": "bca3547632556875f1cdd567d6057cc14fe472b8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Codeception/Codeception/zipball/b5391497f9a3c9d0a9c02ae39b53441e413e35a8",
-                "reference": "b5391497f9a3c9d0a9c02ae39b53441e413e35a8",
+                "url": "https://api.github.com/repos/Codeception/Codeception/zipball/bca3547632556875f1cdd567d6057cc14fe472b8",
+                "reference": "bca3547632556875f1cdd567d6057cc14fe472b8",
                 "shasum": ""
             },
             "require": {
-                "behat/gherkin": "~4.4.0",
+                "behat/gherkin": "^4.4.0",
+                "codeception/phpunit-wrapper": "^6.0.9|^7.0.6",
+                "codeception/stub": "^1.0",
                 "ext-json": "*",
                 "ext-mbstring": "*",
-                "facebook/webdriver": ">=1.0.1 <2.0",
+                "facebook/webdriver": ">=1.1.3 <2.0",
                 "guzzlehttp/guzzle": ">=4.1.4 <7.0",
                 "guzzlehttp/psr7": "~1.0",
                 "php": ">=5.4.0 <8.0",
-                "phpunit/php-code-coverage": ">=2.2.4 <6.0",
-                "phpunit/phpunit": ">4.8.20 <7.0",
-                "phpunit/phpunit-mock-objects": ">2.3 <5.0",
-                "sebastian/comparator": ">1.1 <3.0",
-                "sebastian/diff": "^1.4",
-                "stecman/symfony-console-completion": "^0.7.0",
-                "symfony/browser-kit": ">=2.7 <4.0",
-                "symfony/console": ">=2.7 <4.0",
-                "symfony/css-selector": ">=2.7 <4.0",
-                "symfony/dom-crawler": ">=2.7.5 <4.0",
-                "symfony/event-dispatcher": ">=2.7 <4.0",
-                "symfony/finder": ">=2.7 <4.0",
-                "symfony/yaml": ">=2.7 <4.0"
+                "symfony/browser-kit": ">=2.7 <5.0",
+                "symfony/console": ">=2.7 <5.0",
+                "symfony/css-selector": ">=2.7 <5.0",
+                "symfony/dom-crawler": ">=2.7 <5.0",
+                "symfony/event-dispatcher": ">=2.7 <5.0",
+                "symfony/finder": ">=2.7 <5.0",
+                "symfony/yaml": ">=2.7 <5.0"
             },
             "require-dev": {
                 "codeception/specify": "~0.3",
                 "facebook/graph-sdk": "~5.3",
                 "flow/jsonpath": "~0.2",
-                "league/factory-muffin": "^3.0",
-                "league/factory-muffin-faker": "^1.0",
-                "mongodb/mongodb": "^1.0",
                 "monolog/monolog": "~1.8",
                 "pda/pheanstalk": "~3.0",
                 "php-amqplib/php-amqplib": "~2.4",
                 "predis/predis": "^1.0",
                 "squizlabs/php_codesniffer": "~2.0",
-                "symfony/process": ">=2.7 <4.0",
+                "symfony/process": ">=2.7 <5.0",
                 "vlucas/phpdotenv": "^2.4.0"
             },
             "suggest": {
+                "aws/aws-sdk-php": "For using AWS Auth in REST module and Queue module",
+                "codeception/phpbuiltinserver": "Start and stop PHP built-in web server for your tests",
                 "codeception/specify": "BDD-style code blocks",
                 "codeception/verify": "BDD-style assertions",
                 "flow/jsonpath": "For using JSONPath in REST module",
                 "league/factory-muffin": "For DataFactory module",
                 "league/factory-muffin-faker": "For Faker support in DataFactory module",
                 "phpseclib/phpseclib": "for SFTP option in FTP Module",
+                "stecman/symfony-console-completion": "For BASH autocompletion",
                 "symfony/phpunit-bridge": "For phpunit-bridge support"
             },
             "bin": [
@@ -500,7 +496,83 @@
                 "functional testing",
                 "unit testing"
             ],
-            "time": "2017-07-10T19:45:09+00:00"
+            "time": "2018-03-31T22:30:43+00:00"
+        },
+        {
+            "name": "codeception/phpunit-wrapper",
+            "version": "7.1.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Codeception/phpunit-wrapper.git",
+                "reference": "6a6244340e942a8d88cd9579d23c80b0ba10d46d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Codeception/phpunit-wrapper/zipball/6a6244340e942a8d88cd9579d23c80b0ba10d46d",
+                "reference": "6a6244340e942a8d88cd9579d23c80b0ba10d46d",
+                "shasum": ""
+            },
+            "require": {
+                "phpunit/php-code-coverage": "^6.0",
+                "phpunit/phpunit": "^7.1",
+                "sebastian/comparator": "^3.0",
+                "sebastian/diff": "^3.0"
+            },
+            "require-dev": {
+                "codeception/specify": "*",
+                "vlucas/phpdotenv": "^2.4"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Codeception\\PHPUnit\\": "src\\"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Davert",
+                    "email": "davert.php@resend.cc"
+                }
+            ],
+            "description": "PHPUnit classes used by Codeception",
+            "time": "2018-05-22T09:20:59+00:00"
+        },
+        {
+            "name": "codeception/stub",
+            "version": "1.0.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Codeception/Stub.git",
+                "reference": "681b62348837a5ef07d10d8a226f5bc358cc8805"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Codeception/Stub/zipball/681b62348837a5ef07d10d8a226f5bc358cc8805",
+                "reference": "681b62348837a5ef07d10d8a226f5bc358cc8805",
+                "shasum": ""
+            },
+            "require": {
+                "phpunit/phpunit-mock-objects": ">2.3 <7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": ">=4.8 <8.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Codeception\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Flexible Stub wrapper for PHPUnit's Mock Builder",
+            "time": "2018-05-17T09:31:08+00:00"
         },
         {
             "name": "doctrine/instantiator",
@@ -558,28 +630,45 @@
         },
         {
             "name": "facebook/webdriver",
-            "version": "1.1.1",
+            "version": "1.6.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/facebook/php-webdriver.git",
-                "reference": "1c98108ba3eb435b681655764de11502a0653705"
+                "reference": "bd8c740097eb9f2fc3735250fc1912bc811a954e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/facebook/php-webdriver/zipball/1c98108ba3eb435b681655764de11502a0653705",
-                "reference": "1c98108ba3eb435b681655764de11502a0653705",
+                "url": "https://api.github.com/repos/facebook/php-webdriver/zipball/bd8c740097eb9f2fc3735250fc1912bc811a954e",
+                "reference": "bd8c740097eb9f2fc3735250fc1912bc811a954e",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.19"
+                "ext-curl": "*",
+                "ext-json": "*",
+                "ext-mbstring": "*",
+                "ext-zip": "*",
+                "php": "^5.6 || ~7.0",
+                "symfony/process": "^2.8 || ^3.1 || ^4.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "4.6.*"
+                "friendsofphp/php-cs-fixer": "^2.0",
+                "jakub-onderka/php-parallel-lint": "^0.9.2",
+                "php-coveralls/php-coveralls": "^2.0",
+                "php-mock/php-mock-phpunit": "^1.1",
+                "phpunit/phpunit": "^5.7",
+                "sebastian/environment": "^1.3.4 || ^2.0 || ^3.0",
+                "squizlabs/php_codesniffer": "^2.6",
+                "symfony/var-dumper": "^3.3 || ^4.0"
             },
             "suggest": {
-                "phpdocumentor/phpdocumentor": "2.*"
+                "ext-SimpleXML": "For Firefox profile creation"
             },
             "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-community": "1.5-dev"
+                }
+            },
             "autoload": {
                 "psr-4": {
                     "Facebook\\WebDriver\\": "lib/"
@@ -589,7 +678,7 @@
             "license": [
                 "Apache-2.0"
             ],
-            "description": "A PHP client for WebDriver",
+            "description": "A PHP client for Selenium WebDriver",
             "homepage": "https://github.com/facebook/php-webdriver",
             "keywords": [
                 "facebook",
@@ -597,20 +686,20 @@
                 "selenium",
                 "webdriver"
             ],
-            "time": "2015-12-31T15:58:49+00:00"
+            "time": "2018-05-16T17:37:13+00:00"
         },
         {
             "name": "guzzlehttp/guzzle",
-            "version": "6.3.2",
+            "version": "6.3.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "68d0ea14d5a3f42a20e87632a5f84931e2709c90"
+                "reference": "407b0cb880ace85c9b63c5f9551db498cb2d50ba"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/68d0ea14d5a3f42a20e87632a5f84931e2709c90",
-                "reference": "68d0ea14d5a3f42a20e87632a5f84931e2709c90",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/407b0cb880ace85c9b63c5f9551db498cb2d50ba",
+                "reference": "407b0cb880ace85c9b63c5f9551db498cb2d50ba",
                 "shasum": ""
             },
             "require": {
@@ -620,7 +709,7 @@
             },
             "require-dev": {
                 "ext-curl": "*",
-                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.4",
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.4 || ^7.0",
                 "psr/log": "^1.0"
             },
             "suggest": {
@@ -662,7 +751,7 @@
                 "rest",
                 "web service"
             ],
-            "time": "2018-03-26T16:33:04+00:00"
+            "time": "2018-04-22T15:46:56+00:00"
         },
         {
             "name": "guzzlehttp/promises",
@@ -1144,40 +1233,40 @@
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "5.3.2",
+            "version": "6.0.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "c89677919c5dd6d3b3852f230a663118762218ac"
+                "reference": "52187754b0eed0b8159f62a6fa30073327e8c2ca"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/c89677919c5dd6d3b3852f230a663118762218ac",
-                "reference": "c89677919c5dd6d3b3852f230a663118762218ac",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/52187754b0eed0b8159f62a6fa30073327e8c2ca",
+                "reference": "52187754b0eed0b8159f62a6fa30073327e8c2ca",
                 "shasum": ""
             },
             "require": {
                 "ext-dom": "*",
                 "ext-xmlwriter": "*",
-                "php": "^7.0",
+                "php": "^7.1",
                 "phpunit/php-file-iterator": "^1.4.2",
                 "phpunit/php-text-template": "^1.2.1",
-                "phpunit/php-token-stream": "^2.0.1",
+                "phpunit/php-token-stream": "^3.0",
                 "sebastian/code-unit-reverse-lookup": "^1.0.1",
-                "sebastian/environment": "^3.0",
+                "sebastian/environment": "^3.1",
                 "sebastian/version": "^2.0.1",
                 "theseer/tokenizer": "^1.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^6.0"
+                "phpunit/phpunit": "^7.0"
             },
             "suggest": {
-                "ext-xdebug": "^2.5.5"
+                "ext-xdebug": "^2.6.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "5.3.x-dev"
+                    "dev-master": "6.0-dev"
                 }
             },
             "autoload": {
@@ -1203,7 +1292,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2018-04-06T15:36:58+00:00"
+            "time": "2018-04-29T14:59:09+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -1295,28 +1384,28 @@
         },
         {
             "name": "phpunit/php-timer",
-            "version": "1.0.9",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-timer.git",
-                "reference": "3dcf38ca72b158baf0bc245e9184d3fdffa9c46f"
+                "reference": "8b8454ea6958c3dee38453d3bd571e023108c91f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-timer/zipball/3dcf38ca72b158baf0bc245e9184d3fdffa9c46f",
-                "reference": "3dcf38ca72b158baf0bc245e9184d3fdffa9c46f",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-timer/zipball/8b8454ea6958c3dee38453d3bd571e023108c91f",
+                "reference": "8b8454ea6958c3dee38453d3bd571e023108c91f",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.3.3 || ^7.0"
+                "php": "^7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.0"
+                "phpunit/phpunit": "^7.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0-dev"
+                    "dev-master": "2.0-dev"
                 }
             },
             "autoload": {
@@ -1331,7 +1420,7 @@
             "authors": [
                 {
                     "name": "Sebastian Bergmann",
-                    "email": "sb@sebastian-bergmann.de",
+                    "email": "sebastian@phpunit.de",
                     "role": "lead"
                 }
             ],
@@ -1340,33 +1429,33 @@
             "keywords": [
                 "timer"
             ],
-            "time": "2017-02-26T11:10:40+00:00"
+            "time": "2018-02-01T13:07:23+00:00"
         },
         {
             "name": "phpunit/php-token-stream",
-            "version": "2.0.2",
+            "version": "3.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-token-stream.git",
-                "reference": "791198a2c6254db10131eecfe8c06670700904db"
+                "reference": "21ad88bbba7c3d93530d93994e0a33cd45f02ace"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-token-stream/zipball/791198a2c6254db10131eecfe8c06670700904db",
-                "reference": "791198a2c6254db10131eecfe8c06670700904db",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-token-stream/zipball/21ad88bbba7c3d93530d93994e0a33cd45f02ace",
+                "reference": "21ad88bbba7c3d93530d93994e0a33cd45f02ace",
                 "shasum": ""
             },
             "require": {
                 "ext-tokenizer": "*",
-                "php": "^7.0"
+                "php": "^7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^6.2.4"
+                "phpunit/phpunit": "^7.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0-dev"
+                    "dev-master": "3.0-dev"
                 }
             },
             "autoload": {
@@ -1389,20 +1478,20 @@
             "keywords": [
                 "tokenizer"
             ],
-            "time": "2017-11-27T05:48:46+00:00"
+            "time": "2018-02-01T13:16:43+00:00"
         },
         {
             "name": "phpunit/phpunit",
-            "version": "6.2.4",
+            "version": "7.1.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "ff3a76a58ac293657808aefd58c8aaf05945f4d9"
+                "reference": "ca64dba53b88aba6af32aebc6b388068db95c435"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/ff3a76a58ac293657808aefd58c8aaf05945f4d9",
-                "reference": "ff3a76a58ac293657808aefd58c8aaf05945f4d9",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/ca64dba53b88aba6af32aebc6b388068db95c435",
+                "reference": "ca64dba53b88aba6af32aebc6b388068db95c435",
                 "shasum": ""
             },
             "require": {
@@ -1411,35 +1500,31 @@
                 "ext-libxml": "*",
                 "ext-mbstring": "*",
                 "ext-xml": "*",
-                "myclabs/deep-copy": "^1.3",
+                "myclabs/deep-copy": "^1.6.1",
                 "phar-io/manifest": "^1.0.1",
                 "phar-io/version": "^1.0",
-                "php": "^7.0",
+                "php": "^7.1",
                 "phpspec/prophecy": "^1.7",
-                "phpunit/php-code-coverage": "^5.2",
-                "phpunit/php-file-iterator": "^1.4",
-                "phpunit/php-text-template": "^1.2",
-                "phpunit/php-timer": "^1.0.6",
-                "phpunit/phpunit-mock-objects": "^4.0",
-                "sebastian/comparator": "^2.0",
-                "sebastian/diff": "^1.4.3",
-                "sebastian/environment": "^3.0.2",
+                "phpunit/php-code-coverage": "^6.0.1",
+                "phpunit/php-file-iterator": "^1.4.3",
+                "phpunit/php-text-template": "^1.2.1",
+                "phpunit/php-timer": "^2.0",
+                "phpunit/phpunit-mock-objects": "^6.1.1",
+                "sebastian/comparator": "^3.0",
+                "sebastian/diff": "^3.0",
+                "sebastian/environment": "^3.1",
                 "sebastian/exporter": "^3.1",
-                "sebastian/global-state": "^1.1 || ^2.0",
-                "sebastian/object-enumerator": "^3.0.2",
+                "sebastian/global-state": "^2.0",
+                "sebastian/object-enumerator": "^3.0.3",
                 "sebastian/resource-operations": "^1.0",
-                "sebastian/version": "^2.0"
-            },
-            "conflict": {
-                "phpdocumentor/reflection-docblock": "3.0.2",
-                "phpunit/dbunit": "<3.0"
+                "sebastian/version": "^2.0.1"
             },
             "require-dev": {
                 "ext-pdo": "*"
             },
             "suggest": {
                 "ext-xdebug": "*",
-                "phpunit/php-invoker": "^1.1"
+                "phpunit/php-invoker": "^2.0"
             },
             "bin": [
                 "phpunit"
@@ -1447,7 +1532,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "6.2.x-dev"
+                    "dev-master": "7.1-dev"
                 }
             },
             "autoload": {
@@ -1473,33 +1558,30 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2017-08-03T13:59:28+00:00"
+            "time": "2018-04-29T15:09:19+00:00"
         },
         {
             "name": "phpunit/phpunit-mock-objects",
-            "version": "4.0.4",
+            "version": "6.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit-mock-objects.git",
-                "reference": "2f789b59ab89669015ad984afa350c4ec577ade0"
+                "reference": "70c740bde8fd9ea9ea295be1cd875dd7b267e157"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/2f789b59ab89669015ad984afa350c4ec577ade0",
-                "reference": "2f789b59ab89669015ad984afa350c4ec577ade0",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/70c740bde8fd9ea9ea295be1cd875dd7b267e157",
+                "reference": "70c740bde8fd9ea9ea295be1cd875dd7b267e157",
                 "shasum": ""
             },
             "require": {
                 "doctrine/instantiator": "^1.0.5",
-                "php": "^7.0",
+                "php": "^7.1",
                 "phpunit/php-text-template": "^1.2.1",
-                "sebastian/exporter": "^3.0"
-            },
-            "conflict": {
-                "phpunit/phpunit": "<6.0"
+                "sebastian/exporter": "^3.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^6.0"
+                "phpunit/phpunit": "^7.0"
             },
             "suggest": {
                 "ext-soap": "*"
@@ -1507,7 +1589,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0.x-dev"
+                    "dev-master": "6.1-dev"
                 }
             },
             "autoload": {
@@ -1522,7 +1604,7 @@
             "authors": [
                 {
                     "name": "Sebastian Bergmann",
-                    "email": "sb@sebastian-bergmann.de",
+                    "email": "sebastian@phpunit.de",
                     "role": "lead"
                 }
             ],
@@ -1532,7 +1614,7 @@
                 "mock",
                 "xunit"
             ],
-            "time": "2017-08-03T14:08:16+00:00"
+            "time": "2018-04-11T04:50:36+00:00"
         },
         {
             "name": "psr/http-message",
@@ -1584,53 +1666,6 @@
             ],
             "time": "2016-08-06T14:39:51+00:00"
         },
-        {
-            "name": "psr/log",
-            "version": "1.0.2",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/php-fig/log.git",
-                "reference": "4ebe3a8bf773a19edfe0a84b6585ba3d401b724d"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/log/zipball/4ebe3a8bf773a19edfe0a84b6585ba3d401b724d",
-                "reference": "4ebe3a8bf773a19edfe0a84b6585ba3d401b724d",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.0"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.0.x-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Psr\\Log\\": "Psr/Log/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "PHP-FIG",
-                    "homepage": "http://www.php-fig.org/"
-                }
-            ],
-            "description": "Common interface for logging libraries",
-            "homepage": "https://github.com/php-fig/log",
-            "keywords": [
-                "log",
-                "psr",
-                "psr-3"
-            ],
-            "time": "2016-10-10T12:19:37+00:00"
-        },
         {
             "name": "sebastian/code-unit-reverse-lookup",
             "version": "1.0.1",
@@ -1678,30 +1713,30 @@
         },
         {
             "name": "sebastian/comparator",
-            "version": "2.0.0",
+            "version": "3.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/comparator.git",
-                "reference": "20f84f468cb67efee293246e6a09619b891f55f0"
+                "reference": "ed5fd2281113729f1ebcc64d101ad66028aeb3d5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/comparator/zipball/20f84f468cb67efee293246e6a09619b891f55f0",
-                "reference": "20f84f468cb67efee293246e6a09619b891f55f0",
+                "url": "https://api.github.com/repos/sebastianbergmann/comparator/zipball/ed5fd2281113729f1ebcc64d101ad66028aeb3d5",
+                "reference": "ed5fd2281113729f1ebcc64d101ad66028aeb3d5",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.0",
-                "sebastian/diff": "^1.2",
-                "sebastian/exporter": "^3.0"
+                "php": "^7.1",
+                "sebastian/diff": "^3.0",
+                "sebastian/exporter": "^3.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^6.0"
+                "phpunit/phpunit": "^7.1"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0.x-dev"
+                    "dev-master": "3.0-dev"
                 }
             },
             "autoload": {
@@ -1732,38 +1767,39 @@
                 }
             ],
             "description": "Provides the functionality to compare PHP values for equality",
-            "homepage": "http://www.github.com/sebastianbergmann/comparator",
+            "homepage": "https://github.com/sebastianbergmann/comparator",
             "keywords": [
                 "comparator",
                 "compare",
                 "equality"
             ],
-            "time": "2017-03-03T06:26:08+00:00"
+            "time": "2018-04-18T13:33:00+00:00"
         },
         {
             "name": "sebastian/diff",
-            "version": "1.4.3",
+            "version": "3.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/diff.git",
-                "reference": "7f066a26a962dbe58ddea9f72a4e82874a3975a4"
+                "reference": "e09160918c66281713f1c324c1f4c4c3037ba1e8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/7f066a26a962dbe58ddea9f72a4e82874a3975a4",
-                "reference": "7f066a26a962dbe58ddea9f72a4e82874a3975a4",
+                "url": "https://api.github.com/repos/sebastianbergmann/diff/zipball/e09160918c66281713f1c324c1f4c4c3037ba1e8",
+                "reference": "e09160918c66281713f1c324c1f4c4c3037ba1e8",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.3.3 || ^7.0"
+                "php": "^7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.0"
+                "phpunit/phpunit": "^7.0",
+                "symfony/process": "^2 || ^3.3 || ^4"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.4-dev"
+                    "dev-master": "3.0-dev"
                 }
             },
             "autoload": {
@@ -1788,9 +1824,12 @@
             "description": "Diff implementation",
             "homepage": "https://github.com/sebastianbergmann/diff",
             "keywords": [
-                "diff"
+                "diff",
+                "udiff",
+                "unidiff",
+                "unified diff"
             ],
-            "time": "2017-05-22T07:24:03+00:00"
+            "time": "2018-02-01T13:45:15+00:00"
         },
         {
             "name": "sebastian/environment",
@@ -2190,72 +2229,27 @@
             "homepage": "https://github.com/sebastianbergmann/version",
             "time": "2016-10-03T07:35:21+00:00"
         },
-        {
-            "name": "stecman/symfony-console-completion",
-            "version": "0.7.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/stecman/symfony-console-completion.git",
-                "reference": "5461d43e53092b3d3b9dbd9d999f2054730f4bbb"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/stecman/symfony-console-completion/zipball/5461d43e53092b3d3b9dbd9d999f2054730f4bbb",
-                "reference": "5461d43e53092b3d3b9dbd9d999f2054730f4bbb",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.2",
-                "symfony/console": "~2.3 || ~3.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "~4.4"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "0.6.x-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Stecman\\Component\\Symfony\\Console\\BashCompletion\\": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Stephen Holdaway",
-                    "email": "stephen@stecman.co.nz"
-                }
-            ],
-            "description": "Automatic BASH completion for Symfony Console Component based applications.",
-            "time": "2016-02-24T05:08:54+00:00"
-        },
         {
             "name": "symfony/browser-kit",
-            "version": "v3.4.8",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/browser-kit.git",
-                "reference": "840bb6f0d5b3701fd768b68adf7193c2d0f98f79"
+                "reference": "c43bfa0182363b3fd64331b5e64e467349ff4670"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/browser-kit/zipball/840bb6f0d5b3701fd768b68adf7193c2d0f98f79",
-                "reference": "840bb6f0d5b3701fd768b68adf7193c2d0f98f79",
+                "url": "https://api.github.com/repos/symfony/browser-kit/zipball/c43bfa0182363b3fd64331b5e64e467349ff4670",
+                "reference": "c43bfa0182363b3fd64331b5e64e467349ff4670",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8",
-                "symfony/dom-crawler": "~2.8|~3.0|~4.0"
+                "php": "^7.1.3",
+                "symfony/dom-crawler": "~3.4|~4.0"
             },
             "require-dev": {
-                "symfony/css-selector": "~2.8|~3.0|~4.0",
-                "symfony/process": "~2.8|~3.0|~4.0"
+                "symfony/css-selector": "~3.4|~4.0",
+                "symfony/process": "~3.4|~4.0"
             },
             "suggest": {
                 "symfony/process": ""
@@ -2263,7 +2257,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
@@ -2290,25 +2284,24 @@
             ],
             "description": "Symfony BrowserKit Component",
             "homepage": "https://symfony.com",
-            "time": "2018-03-19T22:32:39+00:00"
+            "time": "2018-03-19T22:35:49+00:00"
         },
         {
             "name": "symfony/console",
-            "version": "v3.4.8",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/console.git",
-                "reference": "d4bb70fa24d540c309d88a9d6e43fb2d339b1fbf"
+                "reference": "058f120b8e06ebcd7b211de5ffae07b2db00fbdd"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/console/zipball/d4bb70fa24d540c309d88a9d6e43fb2d339b1fbf",
-                "reference": "d4bb70fa24d540c309d88a9d6e43fb2d339b1fbf",
+                "url": "https://api.github.com/repos/symfony/console/zipball/058f120b8e06ebcd7b211de5ffae07b2db00fbdd",
+                "reference": "058f120b8e06ebcd7b211de5ffae07b2db00fbdd",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8",
-                "symfony/debug": "~2.8|~3.0|~4.0",
+                "php": "^7.1.3",
                 "symfony/polyfill-mbstring": "~1.0"
             },
             "conflict": {
@@ -2317,14 +2310,14 @@
             },
             "require-dev": {
                 "psr/log": "~1.0",
-                "symfony/config": "~3.3|~4.0",
+                "symfony/config": "~3.4|~4.0",
                 "symfony/dependency-injection": "~3.4|~4.0",
-                "symfony/event-dispatcher": "~2.8|~3.0|~4.0",
+                "symfony/event-dispatcher": "~3.4|~4.0",
                 "symfony/lock": "~3.4|~4.0",
-                "symfony/process": "~3.3|~4.0"
+                "symfony/process": "~3.4|~4.0"
             },
             "suggest": {
-                "psr/log": "For using the console logger",
+                "psr/log-implementation": "For using the console logger",
                 "symfony/event-dispatcher": "",
                 "symfony/lock": "",
                 "symfony/process": ""
@@ -2332,7 +2325,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
@@ -2359,29 +2352,29 @@
             ],
             "description": "Symfony Console Component",
             "homepage": "https://symfony.com",
-            "time": "2018-04-03T05:22:50+00:00"
+            "time": "2018-05-16T09:05:32+00:00"
         },
         {
             "name": "symfony/css-selector",
-            "version": "v3.4.8",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/css-selector.git",
-                "reference": "519a80d7c1d95c6cc0b67f686d15fe27c6910de0"
+                "reference": "0383a1a4eb1ffcac28719975d3e01bfa14be8ab3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/css-selector/zipball/519a80d7c1d95c6cc0b67f686d15fe27c6910de0",
-                "reference": "519a80d7c1d95c6cc0b67f686d15fe27c6910de0",
+                "url": "https://api.github.com/repos/symfony/css-selector/zipball/0383a1a4eb1ffcac28719975d3e01bfa14be8ab3",
+                "reference": "0383a1a4eb1ffcac28719975d3e01bfa14be8ab3",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8"
+                "php": "^7.1.3"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
@@ -2412,31 +2405,32 @@
             ],
             "description": "Symfony CssSelector Component",
             "homepage": "https://symfony.com",
-            "time": "2018-03-19T22:32:39+00:00"
+            "time": "2018-05-11T15:58:37+00:00"
         },
         {
-            "name": "symfony/debug",
-            "version": "v4.0.8",
+            "name": "symfony/dom-crawler",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/debug.git",
-                "reference": "5961d02d48828671f5d8a7805e06579d692f6ede"
+                "url": "https://github.com/symfony/dom-crawler.git",
+                "reference": "cf13fe774cabf4d32e8e234ec6efe7821e8b6ec1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/debug/zipball/5961d02d48828671f5d8a7805e06579d692f6ede",
-                "reference": "5961d02d48828671f5d8a7805e06579d692f6ede",
+                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/cf13fe774cabf4d32e8e234ec6efe7821e8b6ec1",
+                "reference": "cf13fe774cabf4d32e8e234ec6efe7821e8b6ec1",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.1.3",
-                "psr/log": "~1.0"
-            },
-            "conflict": {
-                "symfony/http-kernel": "<3.4"
+                "symfony/polyfill-ctype": "~1.8",
+                "symfony/polyfill-mbstring": "~1.0"
             },
             "require-dev": {
-                "symfony/http-kernel": "~3.4|~4.0"
+                "symfony/css-selector": "~3.4|~4.0"
+            },
+            "suggest": {
+                "symfony/css-selector": ""
             },
             "type": "library",
             "extra": {
@@ -2446,7 +2440,7 @@
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Debug\\": ""
+                    "Symfony\\Component\\DomCrawler\\": ""
                 },
                 "exclude-from-classmap": [
                     "/Tests/"
@@ -2466,43 +2460,50 @@
                     "homepage": "https://symfony.com/contributors"
                 }
             ],
-            "description": "Symfony Debug Component",
+            "description": "Symfony DomCrawler Component",
             "homepage": "https://symfony.com",
-            "time": "2018-04-03T05:24:00+00:00"
+            "time": "2018-05-01T23:00:51+00:00"
         },
         {
-            "name": "symfony/dom-crawler",
-            "version": "v3.4.8",
+            "name": "symfony/event-dispatcher",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/dom-crawler.git",
-                "reference": "1a4cffeb059226ff6bee9f48acb388faf674afff"
+                "url": "https://github.com/symfony/event-dispatcher.git",
+                "reference": "63353a71073faf08f62caab4e6889b06a787f07b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/1a4cffeb059226ff6bee9f48acb388faf674afff",
-                "reference": "1a4cffeb059226ff6bee9f48acb388faf674afff",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/63353a71073faf08f62caab4e6889b06a787f07b",
+                "reference": "63353a71073faf08f62caab4e6889b06a787f07b",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8",
-                "symfony/polyfill-mbstring": "~1.0"
+                "php": "^7.1.3"
+            },
+            "conflict": {
+                "symfony/dependency-injection": "<3.4"
             },
             "require-dev": {
-                "symfony/css-selector": "~2.8|~3.0|~4.0"
+                "psr/log": "~1.0",
+                "symfony/config": "~3.4|~4.0",
+                "symfony/dependency-injection": "~3.4|~4.0",
+                "symfony/expression-language": "~3.4|~4.0",
+                "symfony/stopwatch": "~3.4|~4.0"
             },
             "suggest": {
-                "symfony/css-selector": ""
+                "symfony/dependency-injection": "",
+                "symfony/http-kernel": ""
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\DomCrawler\\": ""
+                    "Symfony\\Component\\EventDispatcher\\": ""
                 },
                 "exclude-from-classmap": [
                     "/Tests/"
@@ -2522,50 +2523,36 @@
                     "homepage": "https://symfony.com/contributors"
                 }
             ],
-            "description": "Symfony DomCrawler Component",
+            "description": "Symfony EventDispatcher Component",
             "homepage": "https://symfony.com",
-            "time": "2018-03-19T22:32:39+00:00"
+            "time": "2018-04-06T07:35:43+00:00"
         },
         {
-            "name": "symfony/event-dispatcher",
-            "version": "v3.4.8",
+            "name": "symfony/finder",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/event-dispatcher.git",
-                "reference": "fdd5abcebd1061ec647089c6c41a07ed60af09f8"
+                "url": "https://github.com/symfony/finder.git",
+                "reference": "8c633f5a815903a1fe6e3fc135f207267a8a79af"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/fdd5abcebd1061ec647089c6c41a07ed60af09f8",
-                "reference": "fdd5abcebd1061ec647089c6c41a07ed60af09f8",
+                "url": "https://api.github.com/repos/symfony/finder/zipball/8c633f5a815903a1fe6e3fc135f207267a8a79af",
+                "reference": "8c633f5a815903a1fe6e3fc135f207267a8a79af",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8"
-            },
-            "conflict": {
-                "symfony/dependency-injection": "<3.3"
-            },
-            "require-dev": {
-                "psr/log": "~1.0",
-                "symfony/config": "~2.8|~3.0|~4.0",
-                "symfony/dependency-injection": "~3.3|~4.0",
-                "symfony/expression-language": "~2.8|~3.0|~4.0",
-                "symfony/stopwatch": "~2.8|~3.0|~4.0"
-            },
-            "suggest": {
-                "symfony/dependency-injection": "",
-                "symfony/http-kernel": ""
+                "php": "^7.1.3"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\EventDispatcher\\": ""
+                    "Symfony\\Component\\Finder\\": ""
                 },
                 "exclude-from-classmap": [
                     "/Tests/"
@@ -2585,39 +2572,39 @@
                     "homepage": "https://symfony.com/contributors"
                 }
             ],
-            "description": "Symfony EventDispatcher Component",
+            "description": "Symfony Finder Component",
             "homepage": "https://symfony.com",
-            "time": "2018-04-06T07:35:25+00:00"
+            "time": "2018-05-16T09:05:32+00:00"
         },
         {
-            "name": "symfony/finder",
-            "version": "v3.4.8",
+            "name": "symfony/polyfill-ctype",
+            "version": "v1.8.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/symfony/finder.git",
-                "reference": "bd14efe8b1fabc4de82bf50dce62f05f9a102433"
+                "url": "https://github.com/symfony/polyfill-ctype.git",
+                "reference": "7cc359f1b7b80fc25ed7796be7d96adc9b354bae"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/finder/zipball/bd14efe8b1fabc4de82bf50dce62f05f9a102433",
-                "reference": "bd14efe8b1fabc4de82bf50dce62f05f9a102433",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/7cc359f1b7b80fc25ed7796be7d96adc9b354bae",
+                "reference": "7cc359f1b7b80fc25ed7796be7d96adc9b354bae",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8"
+                "php": ">=5.3.3"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "1.8-dev"
                 }
             },
             "autoload": {
                 "psr-4": {
-                    "Symfony\\Component\\Finder\\": ""
+                    "Symfony\\Polyfill\\Ctype\\": ""
                 },
-                "exclude-from-classmap": [
-                    "/Tests/"
+                "files": [
+                    "bootstrap.php"
                 ]
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -2625,31 +2612,37 @@
                 "MIT"
             ],
             "authors": [
-                {
-                    "name": "Fabien Potencier",
-                    "email": "fabien@symfony.com"
-                },
                 {
                     "name": "Symfony Community",
                     "homepage": "https://symfony.com/contributors"
+                },
+                {
+                    "name": "Gert de Pagter",
+                    "email": "BackEndTea@gmail.com"
                 }
             ],
-            "description": "Symfony Finder Component",
+            "description": "Symfony polyfill for ctype functions",
             "homepage": "https://symfony.com",
-            "time": "2018-04-04T05:07:11+00:00"
+            "keywords": [
+                "compatibility",
+                "ctype",
+                "polyfill",
+                "portable"
+            ],
+            "time": "2018-04-30T19:57:29+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.7.0",
+            "version": "v1.8.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "78be803ce01e55d3491c1397cf1c64beb9c1b63b"
+                "reference": "3296adf6a6454a050679cde90f95350ad604b171"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/78be803ce01e55d3491c1397cf1c64beb9c1b63b",
-                "reference": "78be803ce01e55d3491c1397cf1c64beb9c1b63b",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/3296adf6a6454a050679cde90f95350ad604b171",
+                "reference": "3296adf6a6454a050679cde90f95350ad604b171",
                 "shasum": ""
             },
             "require": {
@@ -2661,7 +2654,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.7-dev"
+                    "dev-master": "1.8-dev"
                 }
             },
             "autoload": {
@@ -2695,24 +2688,74 @@
                 "portable",
                 "shim"
             ],
-            "time": "2018-01-30T19:27:44+00:00"
+            "time": "2018-04-26T10:06:28+00:00"
+        },
+        {
+            "name": "symfony/process",
+            "version": "v4.0.10",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/process.git",
+                "reference": "3621fa74d0576a6f89d63bc44fabd376711bd0b0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/process/zipball/3621fa74d0576a6f89d63bc44fabd376711bd0b0",
+                "reference": "3621fa74d0576a6f89d63bc44fabd376711bd0b0",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1.3"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "4.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Process\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Process Component",
+            "homepage": "https://symfony.com",
+            "time": "2018-05-16T09:05:32+00:00"
         },
         {
             "name": "symfony/yaml",
-            "version": "v3.4.8",
+            "version": "v4.0.10",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "a42f9da85c7c38d59f5e53f076fe81a091f894d0"
+                "reference": "048b1be5fb96e73ff1d065f5e7e23f84415ac907"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/yaml/zipball/a42f9da85c7c38d59f5e53f076fe81a091f894d0",
-                "reference": "a42f9da85c7c38d59f5e53f076fe81a091f894d0",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/048b1be5fb96e73ff1d065f5e7e23f84415ac907",
+                "reference": "048b1be5fb96e73ff1d065f5e7e23f84415ac907",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.5.9|>=7.0.8"
+                "php": "^7.1.3",
+                "symfony/polyfill-ctype": "~1.8"
             },
             "conflict": {
                 "symfony/console": "<3.4"
@@ -2726,7 +2769,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.4-dev"
+                    "dev-master": "4.0-dev"
                 }
             },
             "autoload": {
@@ -2753,7 +2796,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2018-04-03T05:14:20+00:00"
+            "time": "2018-05-07T07:12:24+00:00"
         },
         {
             "name": "theseer/tokenizer",
diff --git a/src/TranslatableBehavior.php b/src/TranslatableBehavior.php
index 63935d1..0c84e46 100644
--- a/src/TranslatableBehavior.php
+++ b/src/TranslatableBehavior.php
@@ -156,12 +156,12 @@ public function afterValidate()
         if (!$isValid) {
             foreach ($translations as $translation) {
                 foreach ($translation->getErrors() as $attribute => $errors) {
-                    $attribute = strtr($this->attributeNamePattern, [
+                    $attribute = \strtr($this->attributeNamePattern, [
                         '%name%' => $attribute,
                         '%language%' => $translation->{$this->translationLanguageAttrName},
                     ]);
 
-                    if (is_array($errors)) {
+                    if (\is_array($errors)) {
                         foreach ($errors as $error) {
                             $this->owner->addError($attribute, $error);
                         }
@@ -188,8 +188,7 @@ public function afterSave()
      */
     public function canGetProperty($name, $checkVars = true)
     {
-        return in_array($name, $this->translationAttributeList)
-            ?: $this->owner->canGetProperty($name, $checkVars);
+        return \in_array($name, $this->translationAttributeList);
     }
     
     /**
@@ -197,8 +196,7 @@ public function canGetProperty($name, $checkVars = true)
      */
     public function canSetProperty($name, $checkVars = true)
     {
-        return in_array($name, $this->translationAttributeList)
-            ?: $this->owner->canSetProperty($name, $checkVars);
+        return \in_array($name, $this->translationAttributeList);
     }
 
     /**
diff --git a/tests/unit/TranslatableBehaviorTest.php b/tests/unit/TranslatableBehaviorTest.php
index 53b66d3..a7aee08 100644
--- a/tests/unit/TranslatableBehaviorTest.php
+++ b/tests/unit/TranslatableBehaviorTest.php
@@ -114,8 +114,17 @@ public function testValidationErrors()
 
     public function testModelHasProperty()
     {
+        // primary model property
+        $this->assertTrue($this->product->hasProperty('id'));
+
+        // translation model property
         $this->assertTrue($this->product->hasProperty('title'));
+
+        // translation model property
         $this->assertTrue($this->product->hasProperty('description'));
+
+        // not exists property
+        $this->assertFalse($this->product->hasProperty('undefined'));
     }
 
     public function testHasTranslation()