diff --git a/.github/settings.yml b/.github/settings.yml
index c4d47ab6..b217fd99 100644
--- a/.github/settings.yml
+++ b/.github/settings.yml
@@ -10,9 +10,12 @@ branches:
         required_approving_review_count: 1
       required_status_checks:
         contexts:
-          - "Coding Standards (7.2)"
+          - "Coding Standards (7.1)"
           - "Dependency Analysis (7.4)"
           - "Static Code Analysis (7.4)"
+          - "Tests (7.1, lowest)"
+          - "Tests (7.1, locked)"
+          - "Tests (7.1, highest)"
           - "Tests (7.2, lowest)"
           - "Tests (7.2, locked)"
           - "Tests (7.2, highest)"
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index fcf8184b..170ece36 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - 7.2
+          - 7.1
 
     steps:
       - name: "Checkout"
@@ -141,6 +141,7 @@ jobs:
     strategy:
       matrix:
         php-version:
+          - 7.1
           - 7.2
           - 7.3
           - 7.4
@@ -207,7 +208,7 @@ jobs:
       - name: "Install PHP with extensions"
         uses: shivammathur/setup-php@v1
         with:
-          coverage: pcov
+          coverage: xdebug
           extensions: "mbstring"
           php-version: ${{ matrix.php-version }}
 
@@ -222,8 +223,11 @@ jobs:
       - name: "Install locked dependencies with composer"
         run: composer install --no-interaction --no-progress --no-suggest
 
-      - name: "Collect code coverage with pcov and phpunit/phpunit"
-        run: vendor/bin/phpunit --configuration=test/Unit/phpunit.xml --coverage-clover=build/logs/clover.xml
+      - name: "Dump Xdebug filter with phpunit/phpunit"
+        run: vendor/bin/phpunit --configuration=test/Unit/phpunit.xml --dump-xdebug-filter=.build/phpunit/xdebug-filter.php
+
+      - name: "Collect code coverage with Xdebug and phpunit/phpunit"
+        run: vendor/bin/phpunit --configuration=test/Unit/phpunit.xml --coverage-clover=build/logs/clover.xml --prepend=.build/phpunit/xdebug-filter.php
 
       - name: "Send code coverage report to Codecov.io"
         env:
@@ -247,7 +251,7 @@ jobs:
       - name: "Install PHP with extensions"
         uses: shivammathur/setup-php@v1
         with:
-          coverage: pcov
+          coverage: xdebug
           extensions: "mbstring"
           php-version: ${{ matrix.php-version }}
 
@@ -262,5 +266,5 @@ jobs:
       - name: "Install locked dependencies with composer"
         run: composer install --no-interaction --no-progress --no-suggest
 
-      - name: "Run mutation tests with pcov and infection/infection"
+      - name: "Run mutation tests with Xdebug and infection/infection"
         run: vendor/bin/infection --ignore-msi-with-no-mutations --min-covered-msi=100 --min-msi=100
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7bc41401..fe161c82 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,15 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## Unreleased
 
-For a full diff see [`1.1.1...master`][1.1.1...master].
+For a full diff see [`1.1.2...master`][1.1.2...master].
+
+## [`1.1.2`][1.1.2]
+
+For a full diff see [`1.1.1...1.1.2`][1.1.1...1.1.2].
+
+### Fixed
+
+* Brought back support for PHP 7.1 ([#17]), by [@localheinz]
 
 ## [`1.1.1`][1.1.1]
 
@@ -31,14 +39,17 @@ For a full diff see [`d899e77...1.0.0`][d899e77...1.0.0].
 [1.0.0]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/1.0.0
 [1.1.0]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/1.1.0
 [1.1.1]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/1.1.1
+[1.1.2]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/1.1.2
 
 [d899e77...1.0.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/d899e77...1.0.0
 [1.0.0...1.1.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/1.0.0...1.1.0
 [1.1.0...1.1.1]: https://github.com/ergebnis/php-cs-fixer-config/compare/1.1.0...1.1.1
-[1.1.1...master]: https://github.com/ergebnis/php-cs-fixer-config/compare/1.1.1...master
+[1.1.1...1.1.2]: https://github.com/ergebnis/php-cs-fixer-config/compare/1.1.1...1.1.2
+[1.1.2...master]: https://github.com/ergebnis/php-cs-fixer-config/compare/1.1.2...master
 
 [#3]: https://github.com/ergebnis/php-cs-fixer-config/pull/3
 [#14]: https://github.com/ergebnis/php-cs-fixer-config/pull/14
+[#17]: https://github.com/ergebnis/php-cs-fixer-config/pull/17
 
 [@linuxjuggler]: https://github.com/linuxjuggler
 [@localheinz]: https://github.com/localheinz
diff --git a/composer.json b/composer.json
index 56ebef8f..4a7acad8 100644
--- a/composer.json
+++ b/composer.json
@@ -11,20 +11,20 @@
     }
   ],
   "require": {
-    "php": "^7.2",
+    "php": "^7.1",
     "friendsofphp/php-cs-fixer": "~2.16.0"
   },
   "require-dev": {
-    "ergebnis/composer-normalize": "^2.0.0",
-    "ergebnis/phpstan-rules": "~0.14.0",
-    "ergebnis/test-util": "~0.9.0",
-    "infection/infection": "~0.14.2",
+    "ergebnis/composer-normalize": "^1.3.1",
+    "ergebnis/phpstan-rules": "~0.13.0",
+    "ergebnis/test-util": "~0.9.1",
+    "infection/infection": "~0.13.6",
     "jangregor/phpstan-prophecy": "~0.4.2",
     "phpstan/extension-installer": "^1.0.3",
     "phpstan/phpstan": "~0.11.19",
     "phpstan/phpstan-deprecation-rules": "~0.11.2",
     "phpstan/phpstan-strict-rules": "~0.11.1",
-    "phpunit/phpunit": "^8.4.3"
+    "phpunit/phpunit": "^7.5.18"
   },
   "config": {
     "preferred-install": "dist",
diff --git a/composer.lock b/composer.lock
index de9b9dca..4a87b1aa 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "2820b197a59c9c73e9a06ac56a9b082b",
+    "content-hash": "b4ce321d546a5f11ba1415ac3392c63b",
     "packages": [
         {
             "name": "composer/semver",
@@ -182,30 +182,28 @@
         },
         {
             "name": "doctrine/lexer",
-            "version": "1.2.0",
+            "version": "1.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/lexer.git",
-                "reference": "5242d66dbeb21a30dd8a3e66bf7a73b66e05e1f6"
+                "reference": "1febd6c3ef84253d7c815bed85fc622ad207a9f8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/lexer/zipball/5242d66dbeb21a30dd8a3e66bf7a73b66e05e1f6",
-                "reference": "5242d66dbeb21a30dd8a3e66bf7a73b66e05e1f6",
+                "url": "https://api.github.com/repos/doctrine/lexer/zipball/1febd6c3ef84253d7c815bed85fc622ad207a9f8",
+                "reference": "1febd6c3ef84253d7c815bed85fc622ad207a9f8",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2"
+                "php": ">=5.3.2"
             },
             "require-dev": {
-                "doctrine/coding-standard": "^6.0",
-                "phpstan/phpstan": "^0.11.8",
-                "phpunit/phpunit": "^8.2"
+                "phpunit/phpunit": "^4.5"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.2.x-dev"
+                    "dev-master": "1.0.x-dev"
                 }
             },
             "autoload": {
@@ -218,14 +216,14 @@
                 "MIT"
             ],
             "authors": [
-                {
-                    "name": "Guilherme Blanco",
-                    "email": "guilhermeblanco@gmail.com"
-                },
                 {
                     "name": "Roman Borschel",
                     "email": "roman@code-factory.org"
                 },
+                {
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com"
+                },
                 {
                     "name": "Johannes Schmitt",
                     "email": "schmittjoh@gmail.com"
@@ -240,20 +238,20 @@
                 "parser",
                 "php"
             ],
-            "time": "2019-10-30T14:39:59+00:00"
+            "time": "2019-06-08T11:03:04+00:00"
         },
         {
             "name": "friendsofphp/php-cs-fixer",
-            "version": "v2.16.0",
+            "version": "v2.16.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/FriendsOfPHP/PHP-CS-Fixer.git",
-                "reference": "ceaff36bee1ed3f1bbbedca36d2528c0826c336d"
+                "reference": "c8afb599858876e95e8ebfcd97812d383fa23f02"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/FriendsOfPHP/PHP-CS-Fixer/zipball/ceaff36bee1ed3f1bbbedca36d2528c0826c336d",
-                "reference": "ceaff36bee1ed3f1bbbedca36d2528c0826c336d",
+                "url": "https://api.github.com/repos/FriendsOfPHP/PHP-CS-Fixer/zipball/c8afb599858876e95e8ebfcd97812d383fa23f02",
+                "reference": "c8afb599858876e95e8ebfcd97812d383fa23f02",
                 "shasum": ""
             },
             "require": {
@@ -264,15 +262,15 @@
                 "ext-tokenizer": "*",
                 "php": "^5.6 || ^7.0",
                 "php-cs-fixer/diff": "^1.3",
-                "symfony/console": "^3.4.17 || ^4.1.6",
-                "symfony/event-dispatcher": "^3.0 || ^4.0",
-                "symfony/filesystem": "^3.0 || ^4.0",
-                "symfony/finder": "^3.0 || ^4.0",
-                "symfony/options-resolver": "^3.0 || ^4.0",
+                "symfony/console": "^3.4.17 || ^4.1.6 || ^5.0",
+                "symfony/event-dispatcher": "^3.0 || ^4.0 || ^5.0",
+                "symfony/filesystem": "^3.0 || ^4.0 || ^5.0",
+                "symfony/finder": "^3.0 || ^4.0 || ^5.0",
+                "symfony/options-resolver": "^3.0 || ^4.0 || ^5.0",
                 "symfony/polyfill-php70": "^1.0",
                 "symfony/polyfill-php72": "^1.4",
-                "symfony/process": "^3.0 || ^4.0",
-                "symfony/stopwatch": "^3.0 || ^4.0"
+                "symfony/process": "^3.0 || ^4.0 || ^5.0",
+                "symfony/stopwatch": "^3.0 || ^4.0 || ^5.0"
             },
             "require-dev": {
                 "johnkary/phpunit-speedtrap": "^1.1 || ^2.0 || ^3.0",
@@ -285,8 +283,8 @@
                 "php-cs-fixer/phpunit-constraint-xmlmatchesxsd": "^1.1",
                 "phpunit/phpunit": "^5.7.27 || ^6.5.14 || ^7.1",
                 "phpunitgoodpractices/traits": "^1.8",
-                "symfony/phpunit-bridge": "^4.3",
-                "symfony/yaml": "^3.0 || ^4.0"
+                "symfony/phpunit-bridge": "^4.3 || ^5.0",
+                "symfony/yaml": "^3.0 || ^4.0 || ^5.0"
             },
             "suggest": {
                 "ext-mbstring": "For handling non-UTF8 characters in cache signature.",
@@ -329,7 +327,7 @@
                 }
             ],
             "description": "A tool to automatically fix PHP code style",
-            "time": "2019-11-03T13:31:09+00:00"
+            "time": "2019-11-25T22:10:32+00:00"
         },
         {
             "name": "paragonie/random_compat",
@@ -525,16 +523,16 @@
         },
         {
             "name": "symfony/console",
-            "version": "v4.4.0",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/console.git",
-                "reference": "35d9077f495c6d184d9930f7a7ecbd1ad13c7ab8"
+                "reference": "f0aea3df20d15635b3cb9730ca5eea1c65b7f201"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/console/zipball/35d9077f495c6d184d9930f7a7ecbd1ad13c7ab8",
-                "reference": "35d9077f495c6d184d9930f7a7ecbd1ad13c7ab8",
+                "url": "https://api.github.com/repos/symfony/console/zipball/f0aea3df20d15635b3cb9730ca5eea1c65b7f201",
+                "reference": "f0aea3df20d15635b3cb9730ca5eea1c65b7f201",
                 "shasum": ""
             },
             "require": {
@@ -597,20 +595,20 @@
             ],
             "description": "Symfony Console Component",
             "homepage": "https://symfony.com",
-            "time": "2019-11-13T07:39:40+00:00"
+            "time": "2019-12-01T10:06:17+00:00"
         },
         {
             "name": "symfony/event-dispatcher",
-            "version": "v4.4.0",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/event-dispatcher.git",
-                "reference": "ab1c43e17fff802bef0a898f3bc088ac33b8e0e1"
+                "reference": "b3c3068a72623287550fe20b84a2b01dcba2686f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/ab1c43e17fff802bef0a898f3bc088ac33b8e0e1",
-                "reference": "ab1c43e17fff802bef0a898f3bc088ac33b8e0e1",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/b3c3068a72623287550fe20b84a2b01dcba2686f",
+                "reference": "b3c3068a72623287550fe20b84a2b01dcba2686f",
                 "shasum": ""
             },
             "require": {
@@ -667,7 +665,7 @@
             ],
             "description": "Symfony EventDispatcher Component",
             "homepage": "https://symfony.com",
-            "time": "2019-11-08T22:40:51+00:00"
+            "time": "2019-11-28T13:33:56+00:00"
         },
         {
             "name": "symfony/event-dispatcher-contracts",
@@ -729,16 +727,16 @@
         },
         {
             "name": "symfony/filesystem",
-            "version": "v4.4.0",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/filesystem.git",
-                "reference": "d12b01cba60be77b583c9af660007211e3909854"
+                "reference": "40c2606131d56eff6f193b6e2ceb92414653b591"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/filesystem/zipball/d12b01cba60be77b583c9af660007211e3909854",
-                "reference": "d12b01cba60be77b583c9af660007211e3909854",
+                "url": "https://api.github.com/repos/symfony/filesystem/zipball/40c2606131d56eff6f193b6e2ceb92414653b591",
+                "reference": "40c2606131d56eff6f193b6e2ceb92414653b591",
                 "shasum": ""
             },
             "require": {
@@ -775,11 +773,11 @@
             ],
             "description": "Symfony Filesystem Component",
             "homepage": "https://symfony.com",
-            "time": "2019-11-12T14:51:11+00:00"
+            "time": "2019-11-26T23:16:41+00:00"
         },
         {
             "name": "symfony/finder",
-            "version": "v4.4.0",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/finder.git",
@@ -828,7 +826,7 @@
         },
         {
             "name": "symfony/options-resolver",
-            "version": "v4.4.0",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/options-resolver.git",
@@ -882,16 +880,16 @@
         },
         {
             "name": "symfony/polyfill-ctype",
-            "version": "v1.12.0",
+            "version": "v1.13.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-ctype.git",
-                "reference": "550ebaac289296ce228a706d0867afc34687e3f4"
+                "reference": "f8f0b461be3385e56d6de3dbb5a0df24c0c275e3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/550ebaac289296ce228a706d0867afc34687e3f4",
-                "reference": "550ebaac289296ce228a706d0867afc34687e3f4",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/f8f0b461be3385e56d6de3dbb5a0df24c0c275e3",
+                "reference": "f8f0b461be3385e56d6de3dbb5a0df24c0c275e3",
                 "shasum": ""
             },
             "require": {
@@ -903,7 +901,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.12-dev"
+                    "dev-master": "1.13-dev"
                 }
             },
             "autoload": {
@@ -936,20 +934,20 @@
                 "polyfill",
                 "portable"
             ],
-            "time": "2019-08-06T08:03:45+00:00"
+            "time": "2019-11-27T13:56:44+00:00"
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.12.0",
+            "version": "v1.13.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "b42a2f66e8f1b15ccf25652c3424265923eb4f17"
+                "reference": "7b4aab9743c30be783b73de055d24a39cf4b954f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/b42a2f66e8f1b15ccf25652c3424265923eb4f17",
-                "reference": "b42a2f66e8f1b15ccf25652c3424265923eb4f17",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/7b4aab9743c30be783b73de055d24a39cf4b954f",
+                "reference": "7b4aab9743c30be783b73de055d24a39cf4b954f",
                 "shasum": ""
             },
             "require": {
@@ -961,7 +959,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.12-dev"
+                    "dev-master": "1.13-dev"
                 }
             },
             "autoload": {
@@ -995,20 +993,20 @@
                 "portable",
                 "shim"
             ],
-            "time": "2019-08-06T08:03:45+00:00"
+            "time": "2019-11-27T14:18:11+00:00"
         },
         {
             "name": "symfony/polyfill-php70",
-            "version": "v1.12.0",
+            "version": "v1.13.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-php70.git",
-                "reference": "54b4c428a0054e254223797d2713c31e08610831"
+                "reference": "af23c7bb26a73b850840823662dda371484926c4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-php70/zipball/54b4c428a0054e254223797d2713c31e08610831",
-                "reference": "54b4c428a0054e254223797d2713c31e08610831",
+                "url": "https://api.github.com/repos/symfony/polyfill-php70/zipball/af23c7bb26a73b850840823662dda371484926c4",
+                "reference": "af23c7bb26a73b850840823662dda371484926c4",
                 "shasum": ""
             },
             "require": {
@@ -1018,7 +1016,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.12-dev"
+                    "dev-master": "1.13-dev"
                 }
             },
             "autoload": {
@@ -1054,20 +1052,20 @@
                 "portable",
                 "shim"
             ],
-            "time": "2019-08-06T08:03:45+00:00"
+            "time": "2019-11-27T13:56:44+00:00"
         },
         {
             "name": "symfony/polyfill-php72",
-            "version": "v1.12.0",
+            "version": "v1.13.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-php72.git",
-                "reference": "04ce3335667451138df4307d6a9b61565560199e"
+                "reference": "66fea50f6cb37a35eea048d75a7d99a45b586038"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/04ce3335667451138df4307d6a9b61565560199e",
-                "reference": "04ce3335667451138df4307d6a9b61565560199e",
+                "url": "https://api.github.com/repos/symfony/polyfill-php72/zipball/66fea50f6cb37a35eea048d75a7d99a45b586038",
+                "reference": "66fea50f6cb37a35eea048d75a7d99a45b586038",
                 "shasum": ""
             },
             "require": {
@@ -1076,7 +1074,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.12-dev"
+                    "dev-master": "1.13-dev"
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+            "homepage": "https://github.com/localheinz/phpstan-rules",
             "keywords": [
                 "PHPStan",
                 "phpstan-extreme-rules",
                 "phpstan-rules"
             ],
-            "time": "2019-12-09T22:36:56+00:00"
+            "time": "2019-10-15T09:23:25+00:00"
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+            "version": "0.9.1",
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                 "url": "https://github.com/ergebnis/test-util.git",
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+                "php": "^7.1"
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-                "localheinz/composer-normalize": "^1.3.1",
-                "localheinz/phpstan-rules": "~0.13.0",
-                "phpstan/phpstan": "~0.11.6",
+                "ergebnis/composer-normalize": "^1.3.1",
+                "ergebnis/phpstan-rules": "~0.13.0",
+                "infection/infection": "~0.13.6",
+                "localheinz/php-cs-fixer-config": "~1.24.0",
+                "phpstan/extension-installer": "^1.0.3",
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                 "phpstan/phpstan-strict-rules": "~0.11.1",
-                "phpunit/phpunit": "^7.5.16 || ^8.0.0"
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@@ -1789,20 +1671,20 @@
                 "phpunit",
                 "test"
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-            "time": "2019-12-07T08:19:59+00:00"
+            "time": "2019-12-19T09:08:28+00:00"
         },
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-            "version": "v1.9.0",
+            "version": "v1.9.1",
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                 "url": "https://github.com/fzaninotto/Faker.git",
-                "reference": "27a216cbe72327b2d6369fab721a5843be71e57d"
+                "reference": "fc10d778e4b84d5bd315dad194661e091d307c6f"
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-                "reference": "27a216cbe72327b2d6369fab721a5843be71e57d",
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@@ -1815,7 +1697,9 @@
             },
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+                "branch-alias": {
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+                }
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@@ -1837,49 +1721,48 @@
                 "faker",
                 "fixtures"
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-            "time": "2019-11-14T13:13:06+00:00"
+            "time": "2019-12-12T13:22:17+00:00"
         },
         {
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-            "version": "0.14.2",
+            "version": "0.13.6",
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                 "type": "git",
                 "url": "https://github.com/infection/infection.git",
-                "reference": "517851e38ae0140d64ddf5a2da78776234ab4c93"
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-                "reference": "517851e38ae0140d64ddf5a2da78776234ab4c93",
+                "url": "https://api.github.com/repos/infection/infection/zipball/09b4d371d203f7f22dcf1741a3f6c657404fb61e",
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             "require": {
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                 "ext-json": "*",
                 "ext-libxml": "*",
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                 "nikic/php-parser": "^4.2.1",
                 "ocramius/package-versions": "^1.2",
-                "php": "^7.2.9",
+                "padraic/phar-updater": "^1.0.4",
+                "php": "^7.1.3",
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-                "symfony/console": "^3.4.29 || ^4.0",
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-                "thecodingmachine/safe": "^0.1.16",
-                "webmozart/assert": "^1.3",
-                "webmozart/path-util": "^2.3"
+                "sebastian/diff": "^1.4 || ^2.0 || ^3.0",
+                "symfony/console": "^3.4 || ^4.0",
+                "symfony/filesystem": "^3.4 || ^4.0",
+                "symfony/finder": "^3.4 || ^4.0",
+                "symfony/process": "^3.4 || ^4.0",
+                "symfony/yaml": "^3.4 || ^4.0",
+                "webmozart/assert": "^1.3"
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             "conflict": {
-                "symfony/console": "=4.1.5"
+                "symfony/console": "=3.4.16 || =4.1.5",
+                "symfony/process": "3.4.2"
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-                "helmich/phpunit-json-assert": "^3.0",
-                "phpunit/phpunit": "^8.2.5",
-                "symfony/phpunit-bridge": "^4.3.4"
+                "helmich/phpunit-json-assert": "^2.1 || ^3.0",
+                "phpunit/phpunit": "^7.5"
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                 "bin/infection"
@@ -1917,11 +1800,6 @@
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                     "email": "alexey@kopytko.com",
                     "homepage": "https://www.alexeykopytko.com"
-                },
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-                    "name": "Andreas Möller",
-                    "email": "am@localheinz.com",
-                    "homepage": "https://localheinz.com"
                 }
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@@ -1933,7 +1811,7 @@
                 "testing",
                 "unit testing"
             ],
-            "time": "2019-10-16T18:54:55+00:00"
+            "time": "2019-08-29T19:22:44+00:00"
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             "name": "jangregor/phpstan-prophecy",
@@ -2106,6 +1984,60 @@
             ],
             "time": "2019-09-25T14:49:45+00:00"
         },
+        {
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+            "version": "1.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/localheinz/composer-json-normalizer.git",
+                "reference": "bc9f574026fe86828df6ab32a4c8a3118cbd9ac2"
+            },
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+                "reference": "bc9f574026fe86828df6ab32a4c8a3118cbd9ac2",
+                "shasum": ""
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+            "require": {
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+                "php": "^7.1"
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+                "localheinz/php-cs-fixer-config": "~1.19.0",
+                "localheinz/phpstan-rules": "~0.5.0",
+                "localheinz/test-util": "~0.7.0",
+                "phpstan/phpstan": "~0.10.7",
+                "phpstan/phpstan-deprecation-rules": "~0.10.2",
+                "phpstan/phpstan-strict-rules": "~0.10.1",
+                "phpunit/phpunit": "^7.5.1"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Localheinz\\Composer\\Json\\Normalizer\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Andreas Möller",
+                    "email": "am@localheinz.com"
+                }
+            ],
+            "description": "Provides normalizers for normalizing composer.json.",
+            "homepage": "https://github.com/localheinz/composer-json-normalizer",
+            "keywords": [
+                "composer",
+                "json",
+                "normalizer"
+            ],
+            "abandoned": "ergebnis/composer-json-normalizer",
+            "time": "2019-01-09T14:43:16+00:00"
+        },
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             "version": "1.0.1",
@@ -2157,18 +2089,121 @@
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             "time": "2019-12-17T07:42:37+00:00"
         },
+        {
+            "name": "localheinz/json-normalizer",
+            "version": "0.9.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/localheinz/json-normalizer.git",
+                "reference": "28eeda6f1f0daa3c9c28ad0651d95478fe1a5059"
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+            "require": {
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+                "justinrainbow/json-schema": "^4.0.0 || ^5.0.0",
+                "localheinz/json-printer": "^2.0.1",
+                "php": "^7.1"
+            },
+            "require-dev": {
+                "infection/infection": "~0.10.5",
+                "localheinz/php-cs-fixer-config": "~1.15.0",
+                "localheinz/test-util": "~0.7.0",
+                "phpbench/phpbench": "~0.14.0",
+                "phpstan/phpstan": "~0.10.3",
+                "phpunit/phpunit": "^7.4.0"
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+            "type": "library",
+            "autoload": {
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+                    "Localheinz\\Json\\Normalizer\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Andreas Möller",
+                    "email": "am@localheinz.com"
+                }
+            ],
+            "description": "Provides normalizers for normalizing JSON documents.",
+            "homepage": "https://github.com/localheinz/json-normalizer",
+            "keywords": [
+                "json",
+                "normalizer"
+            ],
+            "abandoned": "ergebnis/json-normalizer",
+            "time": "2018-10-07T17:36:39+00:00"
+        },
+        {
+            "name": "localheinz/json-printer",
+            "version": "2.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/localheinz/json-printer.git",
+                "reference": "86f942599c8f9f922de4e21c2b9b6564c895cb0c"
+            },
+            "dist": {
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+                "shasum": ""
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+            "require-dev": {
+                "infection/infection": "~0.8.1",
+                "localheinz/php-cs-fixer-config": "~1.14.0",
+                "localheinz/test-util": "0.6.1",
+                "phpbench/phpbench": "~0.14.0",
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+            "autoload": {
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+                    "Localheinz\\Json\\Printer\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Andreas Möller",
+                    "email": "am@localheinz.com"
+                }
+            ],
+            "description": "Provides a JSON printer, allowing for flexible indentation.",
+            "homepage": "https://github.com/localheinz/json-printer",
+            "keywords": [
+                "formatter",
+                "json",
+                "printer"
+            ],
+            "abandoned": "ergebnis/json-printer",
+            "time": "2018-08-11T23:54:50+00:00"
+        },
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             "name": "myclabs/deep-copy",
-            "version": "1.9.3",
+            "version": "1.9.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/myclabs/DeepCopy.git",
-                "reference": "007c053ae6f31bba39dfa19a7726f56e9763bbea"
+                "reference": "579bb7356d91f9456ccd505f24ca8b667966a0a7"
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-                "reference": "007c053ae6f31bba39dfa19a7726f56e9763bbea",
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@@ -2203,7 +2238,7 @@
                 "object",
                 "object graph"
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-            "time": "2019-08-09T12:45:53+00:00"
+            "time": "2019-12-15T19:12:40+00:00"
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@@ -2834,6 +2869,127 @@
             "description": "Composer plugin that provides efficient querying for installed package versions (no runtime IO)",
             "time": "2019-11-15T16:17:10+00:00"
         },
+        {
+            "name": "padraic/humbug_get_contents",
+            "version": "1.1.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/humbug/file_get_contents.git",
+                "reference": "dcb086060c9dd6b2f51d8f7a895500307110b7a7"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/humbug/file_get_contents/zipball/dcb086060c9dd6b2f51d8f7a895500307110b7a7",
+                "reference": "dcb086060c9dd6b2f51d8f7a895500307110b7a7",
+                "shasum": ""
+            },
+            "require": {
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+                "ext-openssl": "*",
+                "php": "^5.3 || ^7.0 || ^7.1 || ^7.2"
+            },
+            "require-dev": {
+                "bamarni/composer-bin-plugin": "^1.1",
+                "mikey179/vfsstream": "^1.6",
+                "phpunit/phpunit": "^4.8 || ^5.7 || ^6.5"
+            },
+            "type": "library",
+            "extra": {
+                "bamarni-bin": {
+                    "bin-links": false
+                },
+                "branch-alias": {
+                    "dev-master": "2.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Humbug\\": "src/"
+                },
+                "files": [
+                    "src/function.php",
+                    "src/functions.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Pádraic Brady",
+                    "email": "padraic.brady@gmail.com",
+                    "homepage": "http://blog.astrumfutura.com"
+                },
+                {
+                    "name": "Théo Fidry",
+                    "email": "theo.fidry@gmail.com"
+                }
+            ],
+            "description": "Secure wrapper for accessing HTTPS resources with file_get_contents for PHP 5.3+",
+            "homepage": "https://github.com/padraic/file_get_contents",
+            "keywords": [
+                "download",
+                "file_get_contents",
+                "http",
+                "https",
+                "ssl",
+                "tls"
+            ],
+            "time": "2018-02-12T18:47:17+00:00"
+        },
+        {
+            "name": "padraic/phar-updater",
+            "version": "v1.0.6",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/humbug/phar-updater.git",
+                "reference": "d01d3b8f26e541ac9b9eeba1e18d005d852f7ff1"
+            },
+            "dist": {
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+                "reference": "d01d3b8f26e541ac9b9eeba1e18d005d852f7ff1",
+                "shasum": ""
+            },
+            "require": {
+                "padraic/humbug_get_contents": "^1.0",
+                "php": ">=5.3.3"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Humbug\\SelfUpdate\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Pádraic Brady",
+                    "email": "padraic.brady@gmail.com",
+                    "homepage": "http://blog.astrumfutura.com"
+                }
+            ],
+            "description": "A thing to make PHAR self-updating easy and secure.",
+            "keywords": [
+                "humbug",
+                "phar",
+                "self-update",
+                "update"
+            ],
+            "time": "2018-03-30T12:52:15+00:00"
+        },
         {
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             "version": "1.0.3",
@@ -3088,33 +3244,33 @@
         },
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-            "version": "1.9.0",
+            "version": "1.10.0",
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                 "url": "https://github.com/phpspec/prophecy.git",
-                "reference": "f6811d96d97bdf400077a0cc100ae56aa32b9203"
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+                "reference": "d638ebbb58daba25a6a0dc7969e1358a0e3c6682",
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                 "phpdocumentor/reflection-docblock": "^2.0|^3.0.2|^4.0|^5.0",
-                "sebastian/comparator": "^1.1|^2.0|^3.0",
+                "sebastian/comparator": "^1.2.3|^2.0|^3.0",
                 "sebastian/recursion-context": "^1.0|^2.0|^3.0"
             },
             "require-dev": {
-                "phpspec/phpspec": "^2.5|^3.2",
+                "phpspec/phpspec": "^2.5 || ^3.2",
                 "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.5 || ^7.1"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.8.x-dev"
+                    "dev-master": "1.10.x-dev"
                 }
             },
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@@ -3147,7 +3303,7 @@
                 "spy",
                 "stub"
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-            "time": "2019-10-03T11:07:50+00:00"
+            "time": "2019-12-17T16:54:23+00:00"
         },
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@@ -3419,40 +3575,40 @@
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-            "version": "7.0.10",
+            "version": "6.1.4",
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                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "f1884187926fbb755a9aaf0b3836ad3165b478bf"
+                "reference": "807e6013b00af69b6c5d9ceb4282d0393dbb9d8d"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/f1884187926fbb755a9aaf0b3836ad3165b478bf",
-                "reference": "f1884187926fbb755a9aaf0b3836ad3165b478bf",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-code-coverage/zipball/807e6013b00af69b6c5d9ceb4282d0393dbb9d8d",
+                "reference": "807e6013b00af69b6c5d9ceb4282d0393dbb9d8d",
                 "shasum": ""
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             "require": {
                 "ext-dom": "*",
                 "ext-xmlwriter": "*",
-                "php": "^7.2",
-                "phpunit/php-file-iterator": "^2.0.2",
+                "php": "^7.1",
+                "phpunit/php-file-iterator": "^2.0",
                 "phpunit/php-text-template": "^1.2.1",
-                "phpunit/php-token-stream": "^3.1.1",
+                "phpunit/php-token-stream": "^3.0",
                 "sebastian/code-unit-reverse-lookup": "^1.0.1",
-                "sebastian/environment": "^4.2.2",
+                "sebastian/environment": "^3.1 || ^4.0",
                 "sebastian/version": "^2.0.1",
-                "theseer/tokenizer": "^1.1.3"
+                "theseer/tokenizer": "^1.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^8.2.2"
+                "phpunit/phpunit": "^7.0"
             },
             "suggest": {
-                "ext-xdebug": "^2.7.2"
+                "ext-xdebug": "^2.6.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "7.0-dev"
+                    "dev-master": "6.1-dev"
                 }
             },
             "autoload": {
@@ -3478,7 +3634,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2019-11-20T13:55:58+00:00"
+            "time": "2018-10-31T16:06:48+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -3671,52 +3827,53 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "8.4.3",
+            "version": "7.5.18",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "67f9e35bffc0dd52d55d565ddbe4230454fd6a4e"
+                "reference": "fcf6c4bfafaadc07785528b06385cce88935474d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/67f9e35bffc0dd52d55d565ddbe4230454fd6a4e",
-                "reference": "67f9e35bffc0dd52d55d565ddbe4230454fd6a4e",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/fcf6c4bfafaadc07785528b06385cce88935474d",
+                "reference": "fcf6c4bfafaadc07785528b06385cce88935474d",
                 "shasum": ""
             },
             "require": {
-                "doctrine/instantiator": "^1.2.0",
+                "doctrine/instantiator": "^1.1",
                 "ext-dom": "*",
                 "ext-json": "*",
                 "ext-libxml": "*",
                 "ext-mbstring": "*",
                 "ext-xml": "*",
-                "ext-xmlwriter": "*",
-                "myclabs/deep-copy": "^1.9.1",
-                "phar-io/manifest": "^1.0.3",
-                "phar-io/version": "^2.0.1",
-                "php": "^7.2",
-                "phpspec/prophecy": "^1.8.1",
-                "phpunit/php-code-coverage": "^7.0.7",
-                "phpunit/php-file-iterator": "^2.0.2",
+                "myclabs/deep-copy": "^1.7",
+                "phar-io/manifest": "^1.0.2",
+                "phar-io/version": "^2.0",
+                "php": "^7.1",
+                "phpspec/prophecy": "^1.7",
+                "phpunit/php-code-coverage": "^6.0.7",
+                "phpunit/php-file-iterator": "^2.0.1",
                 "phpunit/php-text-template": "^1.2.1",
-                "phpunit/php-timer": "^2.1.2",
-                "sebastian/comparator": "^3.0.2",
-                "sebastian/diff": "^3.0.2",
-                "sebastian/environment": "^4.2.2",
-                "sebastian/exporter": "^3.1.1",
-                "sebastian/global-state": "^3.0.0",
+                "phpunit/php-timer": "^2.1",
+                "sebastian/comparator": "^3.0",
+                "sebastian/diff": "^3.0",
+                "sebastian/environment": "^4.0",
+                "sebastian/exporter": "^3.1",
+                "sebastian/global-state": "^2.0",
                 "sebastian/object-enumerator": "^3.0.3",
-                "sebastian/resource-operations": "^2.0.1",
-                "sebastian/type": "^1.1.3",
+                "sebastian/resource-operations": "^2.0",
                 "sebastian/version": "^2.0.1"
             },
+            "conflict": {
+                "phpunit/phpunit-mock-objects": "*"
+            },
             "require-dev": {
                 "ext-pdo": "*"
             },
             "suggest": {
                 "ext-soap": "*",
                 "ext-xdebug": "*",
-                "phpunit/php-invoker": "^2.0.0"
+                "phpunit/php-invoker": "^2.0"
             },
             "bin": [
                 "phpunit"
@@ -3724,7 +3881,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "8.4-dev"
+                    "dev-master": "7.5-dev"
                 }
             },
             "autoload": {
@@ -3750,7 +3907,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2019-11-06T09:42:23+00:00"
+            "time": "2019-12-06T05:14:37+00:00"
         },
         {
             "name": "pimple/pimple",
@@ -4089,26 +4246,23 @@
         },
         {
             "name": "sebastian/global-state",
-            "version": "3.0.0",
+            "version": "2.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/global-state.git",
-                "reference": "edf8a461cf1d4005f19fb0b6b8b95a9f7fa0adc4"
+                "reference": "e8ba02eed7bbbb9e59e43dedd3dddeff4a56b0c4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/global-state/zipball/edf8a461cf1d4005f19fb0b6b8b95a9f7fa0adc4",
-                "reference": "edf8a461cf1d4005f19fb0b6b8b95a9f7fa0adc4",
+                "url": "https://api.github.com/repos/sebastianbergmann/global-state/zipball/e8ba02eed7bbbb9e59e43dedd3dddeff4a56b0c4",
+                "reference": "e8ba02eed7bbbb9e59e43dedd3dddeff4a56b0c4",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2",
-                "sebastian/object-reflector": "^1.1.1",
-                "sebastian/recursion-context": "^3.0"
+                "php": "^7.0"
             },
             "require-dev": {
-                "ext-dom": "*",
-                "phpunit/phpunit": "^8.0"
+                "phpunit/phpunit": "^6.0"
             },
             "suggest": {
                 "ext-uopz": "*"
@@ -4116,7 +4270,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.0-dev"
+                    "dev-master": "2.0-dev"
                 }
             },
             "autoload": {
@@ -4139,7 +4293,7 @@
             "keywords": [
                 "global state"
             ],
-            "time": "2019-02-01T05:30:01+00:00"
+            "time": "2017-04-27T15:39:26+00:00"
         },
         {
             "name": "sebastian/object-enumerator",
@@ -4328,52 +4482,6 @@
             "homepage": "https://www.github.com/sebastianbergmann/resource-operations",
             "time": "2018-10-04T04:07:39+00:00"
         },
-        {
-            "name": "sebastian/type",
-            "version": "1.1.3",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/sebastianbergmann/type.git",
-                "reference": "3aaaa15fa71d27650d62a948be022fe3b48541a3"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/type/zipball/3aaaa15fa71d27650d62a948be022fe3b48541a3",
-                "reference": "3aaaa15fa71d27650d62a948be022fe3b48541a3",
-                "shasum": ""
-            },
-            "require": {
-                "php": "^7.2"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^8.2"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.1-dev"
-                }
-            },
-            "autoload": {
-                "classmap": [
-                    "src/"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "BSD-3-Clause"
-            ],
-            "authors": [
-                {
-                    "name": "Sebastian Bergmann",
-                    "email": "sebastian@phpunit.de",
-                    "role": "lead"
-                }
-            ],
-            "description": "Collection of value objects that represent the types of the PHP type system",
-            "homepage": "https://github.com/sebastianbergmann/type",
-            "time": "2019-07-02T08:10:15+00:00"
-        },
         {
             "name": "sebastian/version",
             "version": "2.0.1",
@@ -4419,7 +4527,7 @@
         },
         {
             "name": "symfony/yaml",
-            "version": "v4.4.0",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
@@ -4476,138 +4584,6 @@
             "homepage": "https://symfony.com",
             "time": "2019-11-12T14:51:11+00:00"
         },
-        {
-            "name": "thecodingmachine/safe",
-            "version": "v0.1.16",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/thecodingmachine/safe.git",
-                "reference": "4e8f840f0a0a2ea167813c3994a7fc527c3c2182"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/thecodingmachine/safe/zipball/4e8f840f0a0a2ea167813c3994a7fc527c3c2182",
-                "reference": "4e8f840f0a0a2ea167813c3994a7fc527c3c2182",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=7.1"
-            },
-            "require-dev": {
-                "phpstan/phpstan": "^0.10.3",
-                "squizlabs/php_codesniffer": "^3.2",
-                "thecodingmachine/phpstan-strict-rules": "^0.10.3"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "0.1-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Safe\\": [
-                        "lib/",
-                        "generated/"
-                    ]
-                },
-                "files": [
-                    "generated/apache.php",
-                    "generated/apc.php",
-                    "generated/apcu.php",
-                    "generated/array.php",
-                    "generated/bzip2.php",
-                    "generated/classobj.php",
-                    "generated/com.php",
-                    "generated/cubrid.php",
-                    "generated/curl.php",
-                    "generated/datetime.php",
-                    "generated/dir.php",
-                    "generated/eio.php",
-                    "generated/errorfunc.php",
-                    "generated/exec.php",
-                    "generated/fileinfo.php",
-                    "generated/filesystem.php",
-                    "generated/filter.php",
-                    "generated/fpm.php",
-                    "generated/ftp.php",
-                    "generated/funchand.php",
-                    "generated/gmp.php",
-                    "generated/gnupg.php",
-                    "generated/hash.php",
-                    "generated/ibase.php",
-                    "generated/ibmDb2.php",
-                    "generated/iconv.php",
-                    "generated/image.php",
-                    "generated/imap.php",
-                    "generated/info.php",
-                    "generated/ingres-ii.php",
-                    "generated/inotify.php",
-                    "generated/json.php",
-                    "generated/ldap.php",
-                    "generated/libevent.php",
-                    "generated/libxml.php",
-                    "generated/lzf.php",
-                    "generated/mailparse.php",
-                    "generated/mbstring.php",
-                    "generated/misc.php",
-                    "generated/msql.php",
-                    "generated/mssql.php",
-                    "generated/mysql.php",
-                    "generated/mysqli.php",
-                    "generated/mysqlndMs.php",
-                    "generated/mysqlndQc.php",
-                    "generated/network.php",
-                    "generated/oci8.php",
-                    "generated/opcache.php",
-                    "generated/openssl.php",
-                    "generated/outcontrol.php",
-                    "generated/password.php",
-                    "generated/pcntl.php",
-                    "generated/pcre.php",
-                    "generated/pdf.php",
-                    "generated/pgsql.php",
-                    "generated/posix.php",
-                    "generated/ps.php",
-                    "generated/pspell.php",
-                    "generated/readline.php",
-                    "generated/rrd.php",
-                    "generated/sem.php",
-                    "generated/session.php",
-                    "generated/shmop.php",
-                    "generated/simplexml.php",
-                    "generated/sockets.php",
-                    "generated/sodium.php",
-                    "generated/solr.php",
-                    "generated/spl.php",
-                    "generated/sqlsrv.php",
-                    "generated/ssdeep.php",
-                    "generated/ssh2.php",
-                    "generated/stats.php",
-                    "generated/stream.php",
-                    "generated/strings.php",
-                    "generated/swoole.php",
-                    "generated/uodbc.php",
-                    "generated/uopz.php",
-                    "generated/url.php",
-                    "generated/var.php",
-                    "generated/xdiff.php",
-                    "generated/xml.php",
-                    "generated/xmlrpc.php",
-                    "generated/yaml.php",
-                    "generated/yaz.php",
-                    "generated/zip.php",
-                    "generated/zlib.php",
-                    "lib/special_cases.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "description": "PHP core functions that throw exceptions instead of returning FALSE on error",
-            "time": "2019-06-25T08:45:33+00:00"
-        },
         {
             "name": "theseer/tokenizer",
             "version": "1.1.3",
@@ -4695,52 +4671,6 @@
                 "validate"
             ],
             "time": "2019-11-24T13:36:37+00:00"
-        },
-        {
-            "name": "webmozart/path-util",
-            "version": "2.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/webmozart/path-util.git",
-                "reference": "d939f7edc24c9a1bb9c0dee5cb05d8e859490725"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/webmozart/path-util/zipball/d939f7edc24c9a1bb9c0dee5cb05d8e859490725",
-                "reference": "d939f7edc24c9a1bb9c0dee5cb05d8e859490725",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=5.3.3",
-                "webmozart/assert": "~1.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^4.6",
-                "sebastian/version": "^1.0.1"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "2.3-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "Webmozart\\PathUtil\\": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Bernhard Schussek",
-                    "email": "bschussek@gmail.com"
-                }
-            ],
-            "description": "A robust cross-platform utility for normalizing, comparing and modifying file paths.",
-            "time": "2015-12-17T08:42:14+00:00"
         }
     ],
     "aliases": [],
@@ -4749,7 +4679,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.2"
+        "php": "^7.1"
     },
     "platform-dev": []
 }
diff --git a/phpstan.neon b/phpstan.neon
index 2dfada5e..c092e951 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -2,10 +2,9 @@ includes:
 	- phpstan-baseline.neon
 
 parameters:
-	ergebnis:
-		classesAllowedToBeExtended:
-			- Ergebnis\PhpCsFixer\Config\RuleSet\AbstractRuleSet
-			- Ergebnis\PhpCsFixer\Config\Test\Unit\RuleSet\AbstractRuleSetTestCase
+	classesAllowedToBeExtended:
+		- Ergebnis\PhpCsFixer\Config\RuleSet\AbstractRuleSet
+		- Ergebnis\PhpCsFixer\Config\Test\Unit\RuleSet\AbstractRuleSetTestCase
 	inferPrivatePropertyTypeFromConstructor: true
 	level: max
 	paths: