diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 00000000..397b602b
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/php-phantomjs.iml" filepath="$PROJECT_DIR$/.idea/php-phantomjs.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/php-phantomjs.iml b/.idea/php-phantomjs.iml
new file mode 100644
index 00000000..9f0e5ad8
--- /dev/null
+++ b/.idea/php-phantomjs.iml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/spec" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/tests" isTestSource="true" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/php.xml b/.idea/php.xml
new file mode 100644
index 00000000..cd67c36e
--- /dev/null
+++ b/.idea/php.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="PhpProjectSharedConfiguration" php_language_level="5.4.0" />
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 00000000..94a25f7f
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 00000000..034e51f8
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="76931379-1ccc-4503-9c76-fb36f5585407" name="Default Changelist" comment="" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="ComposerSettings" doNotAsk="true" synchronizationState="SYNCHRONIZE">
+    <pharConfigPath>$PROJECT_DIR$/composer.json</pharConfigPath>
+    <execution />
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectId" id="1kEdZ3plIwbqquxU9HVKgj14Bh5" />
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">
+    <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
+    <property name="RunOnceActivity.ShowReadmeOnStart" value="true" />
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$/../autogmbh_v2" />
+    <property name="node.js.detected.package.eslint" value="true" />
+    <property name="node.js.detected.package.tslint" value="true" />
+    <property name="node.js.path.for.package.eslint" value="project" />
+    <property name="node.js.path.for.package.tslint" value="project" />
+    <property name="node.js.selected.package.eslint" value="(autodetect)" />
+    <property name="node.js.selected.package.tslint" value="(autodetect)" />
+    <property name="nodejs_package_manager_path" value="npm" />
+    <property name="vue.rearranger.settings.migration" value="true" />
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="76931379-1ccc-4503-9c76-fb36f5585407" name="Default Changelist" comment="" />
+      <created>1605269736691</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1605269736691</updated>
+      <workItem from="1605269739058" duration="4968000" />
+      <workItem from="1605508282131" duration="16000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/composer.json b/composer.json
index b5cf6f58..abb324c6 100644
--- a/composer.json
+++ b/composer.json
@@ -14,11 +14,11 @@
     "minimum-stability": "stable",
     "require": {
         "php": ">=5.4.0",
-        "symfony/config": "~2.3|~3.0",
-        "symfony/dependency-injection": "~2.3|~3.0",
-        "symfony/filesystem": "~2.3|~3.0",
-        "symfony/yaml": "~2.3|~3.0",
-        "twig/twig": "~1.16",
+        "symfony/config": "5.1.*",
+        "symfony/dependency-injection": "5.1.*",
+        "symfony/filesystem": "5.1.*",
+        "symfony/yaml": "5.1.*",
+        "twig/twig": "3.0",
         "jakoch/phantomjs-installer": "2.1.1-p08"
     },
     "require-dev": {