Drop PHP 5.5 compatibility and upgrade PHPUnit to v5.x

PHPUnit 4.x contains deprecated PHP functions in PHP 7.2.

1 files changed, 366 insertions, 156 deletions

diff --git a/composer.lock b/composer.lock
index c719b2a6..0a3fbd83 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": "13b7e1e474fe9264b098ba86face0feb",
+    "content-hash": "bc39afd7f6d37c76509f96bea69f6131",
     "packages": [
         {
             "name": "container-interop/container-interop",
@@ -714,6 +714,51 @@
             "time": "2015-06-14T21:17:01+00:00"
         },
         {
+            "name": "myclabs/deep-copy",
+            "version": "1.7.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/myclabs/DeepCopy.git",
+                "reference": "3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e",
+                "reference": "3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6 || ^7.0"
+            },
+            "require-dev": {
+                "doctrine/collections": "^1.0",
+                "doctrine/common": "^2.6",
+                "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",
+            "keywords": [
+                "clone",
+                "copy",
+                "duplicate",
+                "object",
+                "object graph"
+            ],
+            "time": "2017-10-19T19:58:43+00:00"
+        },
+        {
             "name": "pdepend/pdepend",
             "version": "2.5.2",
             "source": {
@@ -809,22 +854,22 @@
         },
         {
             "name": "phpdocumentor/reflection-docblock",
-            "version": "3.2.2",
+            "version": "3.3.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpDocumentor/ReflectionDocBlock.git",
-                "reference": "4aada1f93c72c35e22fb1383b47fee43b8f1d157"
+                "reference": "bf329f6c1aadea3299f08ee804682b7c45b326a2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpDocumentor/ReflectionDocBlock/zipball/4aada1f93c72c35e22fb1383b47fee43b8f1d157",
-                "reference": "4aada1f93c72c35e22fb1383b47fee43b8f1d157",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionDocBlock/zipball/bf329f6c1aadea3299f08ee804682b7c45b326a2",
+                "reference": "bf329f6c1aadea3299f08ee804682b7c45b326a2",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.5",
-                "phpdocumentor/reflection-common": "^1.0@dev",
-                "phpdocumentor/type-resolver": "^0.3.0",
+                "php": "^5.6 || ^7.0",
+                "phpdocumentor/reflection-common": "^1.0.0",
+                "phpdocumentor/type-resolver": "^0.4.0",
                 "webmozart/assert": "^1.0"
             },
             "require-dev": {
@@ -850,20 +895,20 @@
                 }
             ],
             "description": "With this component, a library can provide support for annotations via DocBlocks or otherwise retrieve information that is embedded in a DocBlock.",
-            "time": "2017-08-08T06:39:58+00:00"
+            "time": "2017-11-10T14:09:06+00:00"
         },
         {
             "name": "phpdocumentor/type-resolver",
-            "version": "0.3.0",
+            "version": "0.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpDocumentor/TypeResolver.git",
-                "reference": "fb3933512008d8162b3cdf9e18dba9309b7c3773"
+                "reference": "9c977708995954784726e25d0cd1dddf4e65b0f7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpDocumentor/TypeResolver/zipball/fb3933512008d8162b3cdf9e18dba9309b7c3773",
-                "reference": "fb3933512008d8162b3cdf9e18dba9309b7c3773",
+                "url": "https://api.github.com/repos/phpDocumentor/TypeResolver/zipball/9c977708995954784726e25d0cd1dddf4e65b0f7",
+                "reference": "9c977708995954784726e25d0cd1dddf4e65b0f7",
                 "shasum": ""
             },
             "require": {
@@ -897,7 +942,7 @@
                     "email": "me@mikevanriel.com"
                 }
             ],
-            "time": "2017-06-03T08:32:36+00:00"
+            "time": "2017-07-14T14:27:02+00:00"
         },
         {
             "name": "phpmd/phpmd",
@@ -1030,39 +1075,40 @@
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "2.2.4",
+            "version": "4.0.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "eabf68b476ac7d0f73793aada060f1c1a9bf8979"
+                "reference": "ef7b2f56815df854e66ceaee8ebe9393ae36a40d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/eabf68b476ac7d0f73793aada060f1c1a9bf8979",
-                "reference": "eabf68b476ac7d0f73793aada060f1c1a9bf8979",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/ef7b2f56815df854e66ceaee8ebe9393ae36a40d",
+                "reference": "ef7b2f56815df854e66ceaee8ebe9393ae36a40d",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3",
-                "phpunit/php-file-iterator": "~1.3",
-                "phpunit/php-text-template": "~1.2",
-                "phpunit/php-token-stream": "~1.3",
-                "sebastian/environment": "^1.3.2",
-                "sebastian/version": "~1.0"
+                "ext-dom": "*",
+                "ext-xmlwriter": "*",
+                "php": "^5.6 || ^7.0",
+                "phpunit/php-file-iterator": "^1.3",
+                "phpunit/php-text-template": "^1.2",
+                "phpunit/php-token-stream": "^1.4.2 || ^2.0",
+                "sebastian/code-unit-reverse-lookup": "^1.0",
+                "sebastian/environment": "^1.3.2 || ^2.0",
+                "sebastian/version": "^1.0 || ^2.0"
             },
             "require-dev": {
-                "ext-xdebug": ">=2.1.4",
-                "phpunit/phpunit": "~4"
+                "ext-xdebug": "^2.1.4",
+                "phpunit/phpunit": "^5.7"
             },
             "suggest": {
-                "ext-dom": "*",
-                "ext-xdebug": ">=2.2.1",
-                "ext-xmlwriter": "*"
+                "ext-xdebug": "^2.5.1"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.2.x-dev"
+                    "dev-master": "4.0.x-dev"
                 }
             },
             "autoload": {
@@ -1088,7 +1134,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2015-10-06T15:47:00+00:00"
+            "time": "2017-04-02T07:44:40+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -1278,26 +1324,26 @@
         },
         {
             "name": "phpunit/phpcov",
-            "version": "2.0.2",
+            "version": "3.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpcov.git",
-                "reference": "9ef291483ff65eefd8639584d61bbfb044d747f3"
+                "reference": "2005bd90c2c8aae6d93ec82d9cda9d55dca96c3d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpcov/zipball/9ef291483ff65eefd8639584d61bbfb044d747f3",
-                "reference": "9ef291483ff65eefd8639584d61bbfb044d747f3",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpcov/zipball/2005bd90c2c8aae6d93ec82d9cda9d55dca96c3d",
+                "reference": "2005bd90c2c8aae6d93ec82d9cda9d55dca96c3d",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3",
-                "phpunit/php-code-coverage": "~2.0",
-                "phpunit/phpunit": ">=4.1",
-                "sebastian/diff": "~1.1",
-                "sebastian/finder-facade": "~1.1",
-                "sebastian/version": "~1.0",
-                "symfony/console": "~2.2"
+                "php": "^5.6 || ^7.0",
+                "phpunit/php-code-coverage": "^4.0",
+                "phpunit/phpunit": "^5.0",
+                "sebastian/diff": "^1.1",
+                "sebastian/finder-facade": "^1.1",
+                "sebastian/version": "^1.0|^2.0",
+                "symfony/console": "^2|^3"
             },
             "bin": [
                 "phpcov"
@@ -1305,7 +1351,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0.x-dev"
+                    "dev-master": "3.1.x-dev"
                 }
             },
             "autoload": {
@@ -1326,44 +1372,54 @@
             ],
             "description": "CLI frontend for PHP_CodeCoverage",
             "homepage": "https://github.com/sebastianbergmann/phpcov",
-            "time": "2015-10-05T09:24:23+00:00"
+            "time": "2016-06-03T07:01:55+00:00"
         },
         {
             "name": "phpunit/phpunit",
-            "version": "4.8.36",
+            "version": "5.7.27",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "46023de9a91eec7dfb06cc56cb4e260017298517"
+                "reference": "b7803aeca3ccb99ad0a506fa80b64cd6a56bbc0c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/46023de9a91eec7dfb06cc56cb4e260017298517",
-                "reference": "46023de9a91eec7dfb06cc56cb4e260017298517",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/b7803aeca3ccb99ad0a506fa80b64cd6a56bbc0c",
+                "reference": "b7803aeca3ccb99ad0a506fa80b64cd6a56bbc0c",
                 "shasum": ""
             },
             "require": {
                 "ext-dom": "*",
                 "ext-json": "*",
-                "ext-pcre": "*",
-                "ext-reflection": "*",
-                "ext-spl": "*",
-                "php": ">=5.3.3",
-                "phpspec/prophecy": "^1.3.1",
-                "phpunit/php-code-coverage": "~2.1",
+                "ext-libxml": "*",
+                "ext-mbstring": "*",
+                "ext-xml": "*",
+                "myclabs/deep-copy": "~1.3",
+                "php": "^5.6 || ^7.0",
+                "phpspec/prophecy": "^1.6.2",
+                "phpunit/php-code-coverage": "^4.0.4",
                 "phpunit/php-file-iterator": "~1.4",
                 "phpunit/php-text-template": "~1.2",
                 "phpunit/php-timer": "^1.0.6",
-                "phpunit/phpunit-mock-objects": "~2.3",
-                "sebastian/comparator": "~1.2.2",
-                "sebastian/diff": "~1.2",
-                "sebastian/environment": "~1.3",
-                "sebastian/exporter": "~1.2",
-                "sebastian/global-state": "~1.0",
-                "sebastian/version": "~1.0",
-                "symfony/yaml": "~2.1|~3.0"
+                "phpunit/phpunit-mock-objects": "^3.2",
+                "sebastian/comparator": "^1.2.4",
+                "sebastian/diff": "^1.4.3",
+                "sebastian/environment": "^1.3.4 || ^2.0",
+                "sebastian/exporter": "~2.0",
+                "sebastian/global-state": "^1.1",
+                "sebastian/object-enumerator": "~2.0",
+                "sebastian/resource-operations": "~1.0",
+                "sebastian/version": "^1.0.6|^2.0.1",
+                "symfony/yaml": "~2.1|~3.0|~4.0"
+            },
+            "conflict": {
+                "phpdocumentor/reflection-docblock": "3.0.2"
+            },
+            "require-dev": {
+                "ext-pdo": "*"
             },
             "suggest": {
+                "ext-xdebug": "*",
                 "phpunit/php-invoker": "~1.1"
             },
             "bin": [
@@ -1372,7 +1428,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.8.x-dev"
+                    "dev-master": "5.7.x-dev"
                 }
             },
             "autoload": {
@@ -1398,30 +1454,33 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2017-06-21T08:07:12+00:00"
+            "time": "2018-02-01T05:50:59+00:00"
         },
         {
             "name": "phpunit/phpunit-mock-objects",
-            "version": "2.3.8",
+            "version": "3.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit-mock-objects.git",
-                "reference": "ac8e7a3db35738d56ee9a76e78a4e03d97628983"
+                "reference": "a23b761686d50a560cc56233b9ecf49597cc9118"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/ac8e7a3db35738d56ee9a76e78a4e03d97628983",
-                "reference": "ac8e7a3db35738d56ee9a76e78a4e03d97628983",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit-mock-objects/zipball/a23b761686d50a560cc56233b9ecf49597cc9118",
+                "reference": "a23b761686d50a560cc56233b9ecf49597cc9118",
                 "shasum": ""
             },
             "require": {
                 "doctrine/instantiator": "^1.0.2",
-                "php": ">=5.3.3",
-                "phpunit/php-text-template": "~1.2",
-                "sebastian/exporter": "~1.2"
+                "php": "^5.6 || ^7.0",
+                "phpunit/php-text-template": "^1.2",
+                "sebastian/exporter": "^1.2 || ^2.0"
+            },
+            "conflict": {
+                "phpunit/phpunit": "<5.4.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~4.4"
+                "phpunit/phpunit": "^5.4"
             },
             "suggest": {
                 "ext-soap": "*"
@@ -1429,7 +1488,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.3.x-dev"
+                    "dev-master": "3.2.x-dev"
                 }
             },
             "autoload": {
@@ -1454,7 +1513,52 @@
                 "mock",
                 "xunit"
             ],
-            "time": "2015-10-02T06:51:40+00:00"
+            "time": "2017-06-30T09:13:00+00:00"
+        },
+        {
+            "name": "sebastian/code-unit-reverse-lookup",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/code-unit-reverse-lookup.git",
+                "reference": "4419fcdb5eabb9caa61a27c7a1db532a6b55dd18"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/code-unit-reverse-lookup/zipball/4419fcdb5eabb9caa61a27c7a1db532a6b55dd18",
+                "reference": "4419fcdb5eabb9caa61a27c7a1db532a6b55dd18",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6 || ^7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^5.7 || ^6.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Looks up which function or method a line of code belongs to",
+            "homepage": "https://github.com/sebastianbergmann/code-unit-reverse-lookup/",
+            "time": "2017-03-04T06:30:41+00:00"
         },
         {
             "name": "sebastian/comparator",
@@ -1574,28 +1678,28 @@
         },
         {
             "name": "sebastian/environment",
-            "version": "1.3.8",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/environment.git",
-                "reference": "be2c607e43ce4c89ecd60e75c6a85c126e754aea"
+                "reference": "5795ffe5dc5b02460c3e34222fee8cbe245d8fac"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/be2c607e43ce4c89ecd60e75c6a85c126e754aea",
-                "reference": "be2c607e43ce4c89ecd60e75c6a85c126e754aea",
+                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/5795ffe5dc5b02460c3e34222fee8cbe245d8fac",
+                "reference": "5795ffe5dc5b02460c3e34222fee8cbe245d8fac",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.3.3 || ^7.0"
+                "php": "^5.6 || ^7.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "^4.8 || ^5.0"
+                "phpunit/phpunit": "^5.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.3.x-dev"
+                    "dev-master": "2.0.x-dev"
                 }
             },
             "autoload": {
@@ -1620,25 +1724,25 @@
                 "environment",
                 "hhvm"
             ],
-            "time": "2016-08-18T05:49:44+00:00"
+            "time": "2016-11-26T07:53:53+00:00"
         },
         {
             "name": "sebastian/exporter",
-            "version": "1.2.2",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/exporter.git",
-                "reference": "42c4c2eec485ee3e159ec9884f95b431287edde4"
+                "reference": "ce474bdd1a34744d7ac5d6aad3a46d48d9bac4c4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/42c4c2eec485ee3e159ec9884f95b431287edde4",
-                "reference": "42c4c2eec485ee3e159ec9884f95b431287edde4",
+                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/ce474bdd1a34744d7ac5d6aad3a46d48d9bac4c4",
+                "reference": "ce474bdd1a34744d7ac5d6aad3a46d48d9bac4c4",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.3.3",
-                "sebastian/recursion-context": "~1.0"
+                "sebastian/recursion-context": "~2.0"
             },
             "require-dev": {
                 "ext-mbstring": "*",
@@ -1647,7 +1751,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.3.x-dev"
+                    "dev-master": "2.0.x-dev"
                 }
             },
             "autoload": {
@@ -1687,7 +1791,7 @@
                 "export",
                 "exporter"
             ],
-            "time": "2016-06-17T09:04:28+00:00"
+            "time": "2016-11-19T08:54:04+00:00"
         },
         {
             "name": "sebastian/finder-facade",
@@ -1780,26 +1884,71 @@
             "time": "2015-10-12T03:26:01+00:00"
         },
         {
+            "name": "sebastian/object-enumerator",
+            "version": "2.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/object-enumerator.git",
+                "reference": "1311872ac850040a79c3c058bea3e22d0f09cbb7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/object-enumerator/zipball/1311872ac850040a79c3c058bea3e22d0f09cbb7",
+                "reference": "1311872ac850040a79c3c058bea3e22d0f09cbb7",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6",
+                "sebastian/recursion-context": "~2.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Traverses array structures and object graphs to enumerate all referenced objects",
+            "homepage": "https://github.com/sebastianbergmann/object-enumerator/",
+            "time": "2017-02-18T15:18:39+00:00"
+        },
+        {
             "name": "sebastian/phpcpd",
-            "version": "2.0.4",
+            "version": "3.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpcpd.git",
-                "reference": "24d9a880deadb0b8c9680e9cfe78e30b704225db"
+                "reference": "dfed51c1288790fc957c9433e2f49ab152e8a564"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpcpd/zipball/24d9a880deadb0b8c9680e9cfe78e30b704225db",
-                "reference": "24d9a880deadb0b8c9680e9cfe78e30b704225db",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpcpd/zipball/dfed51c1288790fc957c9433e2f49ab152e8a564",
+                "reference": "dfed51c1288790fc957c9433e2f49ab152e8a564",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3",
-                "phpunit/php-timer": ">=1.0.6",
-                "sebastian/finder-facade": "~1.1",
-                "sebastian/version": "~1.0|~2.0",
-                "symfony/console": "~2.7|^3.0",
-                "theseer/fdomdocument": "~1.4"
+                "php": "^5.6|^7.0",
+                "phpunit/php-timer": "^1.0.6",
+                "sebastian/finder-facade": "^1.1",
+                "sebastian/version": "^1.0|^2.0",
+                "symfony/console": "^2.7|^3.0|^4.0"
             },
             "bin": [
                 "phpcpd"
@@ -1807,7 +1956,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.0-dev"
+                    "dev-master": "3.0-dev"
                 }
             },
             "autoload": {
@@ -1828,20 +1977,20 @@
             ],
             "description": "Copy/Paste Detector (CPD) for PHP code.",
             "homepage": "https://github.com/sebastianbergmann/phpcpd",
-            "time": "2016-04-17T19:32:49+00:00"
+            "time": "2017-11-16T08:49:28+00:00"
         },
         {
             "name": "sebastian/recursion-context",
-            "version": "1.0.5",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/recursion-context.git",
-                "reference": "b19cc3298482a335a95f3016d2f8a6950f0fbcd7"
+                "reference": "2c3ba150cbec723aa057506e73a8d33bdb286c9a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/b19cc3298482a335a95f3016d2f8a6950f0fbcd7",
-                "reference": "b19cc3298482a335a95f3016d2f8a6950f0fbcd7",
+                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/2c3ba150cbec723aa057506e73a8d33bdb286c9a",
+                "reference": "2c3ba150cbec723aa057506e73a8d33bdb286c9a",
                 "shasum": ""
             },
             "require": {
@@ -1853,7 +2002,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0.x-dev"
+                    "dev-master": "2.0.x-dev"
                 }
             },
             "autoload": {
@@ -1881,23 +2030,73 @@
             ],
             "description": "Provides functionality to recursively process PHP variables",
             "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
-            "time": "2016-10-03T07:41:43+00:00"
+            "time": "2016-11-19T07:33:16+00:00"
+        },
+        {
+            "name": "sebastian/resource-operations",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/resource-operations.git",
+                "reference": "ce990bb21759f94aeafd30209e8cfcdfa8bc3f52"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/sebastianbergmann/resource-operations/zipball/ce990bb21759f94aeafd30209e8cfcdfa8bc3f52",
+                "reference": "ce990bb21759f94aeafd30209e8cfcdfa8bc3f52",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Provides a list of PHP built-in functions that operate on resources",
+            "homepage": "https://www.github.com/sebastianbergmann/resource-operations",
+            "time": "2015-07-28T20:34:47+00:00"
         },
         {
             "name": "sebastian/version",
-            "version": "1.0.6",
+            "version": "2.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/version.git",
-                "reference": "58b3a85e7999757d6ad81c787a1fbf5ff6c628c6"
+                "reference": "99732be0ddb3361e16ad77b68ba41efc8e979019"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/58b3a85e7999757d6ad81c787a1fbf5ff6c628c6",
-                "reference": "58b3a85e7999757d6ad81c787a1fbf5ff6c628c6",
+                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/99732be0ddb3361e16ad77b68ba41efc8e979019",
+                "reference": "99732be0ddb3361e16ad77b68ba41efc8e979019",
                 "shasum": ""
             },
+            "require": {
+                "php": ">=5.6"
+            },
             "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
             "autoload": {
                 "classmap": [
                     "src/"
@@ -1916,7 +2115,7 @@
             ],
             "description": "Library that helps with managing the version number of Git-hosted PHP projects",
             "homepage": "https://github.com/sebastianbergmann/version",
-            "time": "2015-06-21T13:59:46+00:00"
+            "time": "2016-10-03T07:35:21+00:00"
         },
         {
             "name": "squizlabs/php_codesniffer",
@@ -2060,37 +2259,45 @@
         },
         {
             "name": "symfony/console",
-            "version": "v2.8.34",
+            "version": "v3.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/console.git",
-                "reference": "162ca7d0ea597599967aa63b23418e747da0896b"
+                "reference": "26b6f419edda16c19775211987651cb27baea7f1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/console/zipball/162ca7d0ea597599967aa63b23418e747da0896b",
-                "reference": "162ca7d0ea597599967aa63b23418e747da0896b",
+                "url": "https://api.github.com/repos/symfony/console/zipball/26b6f419edda16c19775211987651cb27baea7f1",
+                "reference": "26b6f419edda16c19775211987651cb27baea7f1",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.9",
-                "symfony/debug": "^2.7.2|~3.0.0",
+                "php": "^5.5.9|>=7.0.8",
+                "symfony/debug": "~2.8|~3.0|~4.0",
                 "symfony/polyfill-mbstring": "~1.0"
             },
+            "conflict": {
+                "symfony/dependency-injection": "<3.4",
+                "symfony/process": "<3.3"
+            },
             "require-dev": {
                 "psr/log": "~1.0",
-                "symfony/event-dispatcher": "~2.1|~3.0.0",
-                "symfony/process": "~2.1|~3.0.0"
+                "symfony/config": "~3.3|~4.0",
+                "symfony/dependency-injection": "~3.4|~4.0",
+                "symfony/event-dispatcher": "~2.8|~3.0|~4.0",
+                "symfony/lock": "~3.4|~4.0",
+                "symfony/process": "~3.3|~4.0"
             },
             "suggest": {
                 "psr/log": "For using the console logger",
                 "symfony/event-dispatcher": "",
+                "symfony/lock": "",
                 "symfony/process": ""
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.8-dev"
+                    "dev-master": "3.4-dev"
                 }
             },
             "autoload": {
@@ -2117,37 +2324,36 @@
             ],
             "description": "Symfony Console Component",
             "homepage": "https://symfony.com",
-            "time": "2018-01-29T08:54:45+00:00"
+            "time": "2018-01-29T09:03:43+00:00"
         },
         {
             "name": "symfony/debug",
-            "version": "v3.0.9",
+            "version": "v3.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/debug.git",
-                "reference": "697c527acd9ea1b2d3efac34d9806bf255278b0a"
+                "reference": "53f6af2805daf52a43b393b93d2f24925d35c937"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/debug/zipball/697c527acd9ea1b2d3efac34d9806bf255278b0a",
-                "reference": "697c527acd9ea1b2d3efac34d9806bf255278b0a",
+                "url": "https://api.github.com/repos/symfony/debug/zipball/53f6af2805daf52a43b393b93d2f24925d35c937",
+                "reference": "53f6af2805daf52a43b393b93d2f24925d35c937",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.5.9",
+                "php": "^5.5.9|>=7.0.8",
                 "psr/log": "~1.0"
             },
             "conflict": {
                 "symfony/http-kernel": ">=2.3,<2.3.24|~2.4.0|>=2.5,<2.5.9|>=2.6,<2.6.2"
             },
             "require-dev": {
-                "symfony/class-loader": "~2.8|~3.0",
-                "symfony/http-kernel": "~2.8|~3.0"
+                "symfony/http-kernel": "~2.8|~3.0|~4.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.0-dev"
+                    "dev-master": "3.4-dev"
                 }
             },
             "autoload": {
@@ -2174,20 +2380,20 @@
             ],
             "description": "Symfony Debug Component",
             "homepage": "https://symfony.com",
-            "time": "2016-07-30T07:22:48+00:00"
+            "time": "2018-01-18T22:16:57+00:00"
         },
         {
             "name": "symfony/dependency-injection",
-            "version": "v3.3.16",
+            "version": "v3.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/dependency-injection.git",
-                "reference": "54243abc4e1a1a15e274e391bd6f7090b44711f1"
+                "reference": "4b2717ee2499390e371e1fc7abaf886c1c83e83d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/dependency-injection/zipball/54243abc4e1a1a15e274e391bd6f7090b44711f1",
-                "reference": "54243abc4e1a1a15e274e391bd6f7090b44711f1",
+                "url": "https://api.github.com/repos/symfony/dependency-injection/zipball/4b2717ee2499390e371e1fc7abaf886c1c83e83d",
+                "reference": "4b2717ee2499390e371e1fc7abaf886c1c83e83d",
                 "shasum": ""
             },
             "require": {
@@ -2197,15 +2403,16 @@
             "conflict": {
                 "symfony/config": "<3.3.7",
                 "symfony/finder": "<3.3",
-                "symfony/yaml": "<3.3"
+                "symfony/proxy-manager-bridge": "<3.4",
+                "symfony/yaml": "<3.4"
             },
             "provide": {
                 "psr/container-implementation": "1.0"
             },
             "require-dev": {
-                "symfony/config": "~3.3",
-                "symfony/expression-language": "~2.8|~3.0",
-                "symfony/yaml": "~3.3"
+                "symfony/config": "~3.3|~4.0",
+                "symfony/expression-language": "~2.8|~3.0|~4.0",
+                "symfony/yaml": "~3.4|~4.0"
             },
             "suggest": {
                 "symfony/config": "",
@@ -2217,7 +2424,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.3-dev"
+                    "dev-master": "3.4-dev"
                 }
             },
             "autoload": {
@@ -2244,7 +2451,7 @@
             ],
             "description": "Symfony DependencyInjection Component",
             "homepage": "https://symfony.com",
-            "time": "2018-01-29T09:02:23+00:00"
+            "time": "2018-01-29T09:16:57+00:00"
         },
         {
             "name": "symfony/filesystem",
@@ -2346,16 +2553,16 @@
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.6.0",
+            "version": "v1.7.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "2ec8b39c38cb16674bbf3fea2b6ce5bf117e1296"
+                "reference": "78be803ce01e55d3491c1397cf1c64beb9c1b63b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/2ec8b39c38cb16674bbf3fea2b6ce5bf117e1296",
-                "reference": "2ec8b39c38cb16674bbf3fea2b6ce5bf117e1296",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/78be803ce01e55d3491c1397cf1c64beb9c1b63b",
+                "reference": "78be803ce01e55d3491c1397cf1c64beb9c1b63b",
                 "shasum": ""
             },
             "require": {
@@ -2367,7 +2574,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.6-dev"
+                    "dev-master": "1.7-dev"
                 }
             },
             "autoload": {
@@ -2401,27 +2608,30 @@
                 "portable",
                 "shim"
             ],
-            "time": "2017-10-11T12:05:26+00:00"
+            "time": "2018-01-30T19:27:44+00:00"
         },
         {
             "name": "symfony/yaml",
-            "version": "v3.3.16",
+            "version": "v3.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "af615970e265543a26ee712c958404eb9b7ac93d"
+                "reference": "eab73b6c21d27ae4cd037c417618dfd4befb0bfe"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/yaml/zipball/af615970e265543a26ee712c958404eb9b7ac93d",
-                "reference": "af615970e265543a26ee712c958404eb9b7ac93d",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/eab73b6c21d27ae4cd037c417618dfd4befb0bfe",
+                "reference": "eab73b6c21d27ae4cd037c417618dfd4befb0bfe",
                 "shasum": ""
             },
             "require": {
                 "php": "^5.5.9|>=7.0.8"
             },
+            "conflict": {
+                "symfony/console": "<3.4"
+            },
             "require-dev": {
-                "symfony/console": "~2.8|~3.0"
+                "symfony/console": "~3.4|~4.0"
             },
             "suggest": {
                 "symfony/console": "For validating YAML files using the lint command"
@@ -2429,7 +2639,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.3-dev"
+                    "dev-master": "3.4-dev"
                 }
             },
             "autoload": {
@@ -2456,7 +2666,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2018-01-20T15:04:53+00:00"
+            "time": "2018-01-21T19:05:02+00:00"
         },
         {
             "name": "theseer/fdomdocument",
@@ -2558,10 +2768,10 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=5.5"
+        "php": ">=5.6"
     },
     "platform-dev": [],
     "platform-overrides": {
-        "php": "5.5.38"
+        "php": "5.6.31"
     }
 }