diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
deleted file mode 100644
index cff13543de..0000000000
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="Stylelint" enabled="true" level="ERROR" enabled_by_default="true" />
-  </profile>
-</component>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index f27aeabbbf..0000000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/phpbb.iml" filepath="$PROJECT_DIR$/.idea/phpbb.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/phpbb.iml b/.idea/phpbb.iml
deleted file mode 100644
index 7440d03829..0000000000
--- a/.idea/phpbb.iml
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="WEB_MODULE" version="4">
-  <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="module-library">
-      <library name="PHARS">
-        <CLASSES>
-          <root url="phar://$MODULE_DIR$/composer.phar/" />
-        </CLASSES>
-        <SOURCES>
-          <root url="phar://$MODULE_DIR$/composer.phar/" />
-        </SOURCES>
-      </library>
-    </orderEntry>
-  </component>
-</module>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 94a25f7f4c..0000000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?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
deleted file mode 100644
index 4c03c03b6e..0000000000
--- a/.idea/workspace.xml
+++ /dev/null
@@ -1,194 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ChangeListManager">
-    <list default="true" id="ee37ad74-e9e9-4778-a077-00d2146f213a" name="Default" comment="">
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/phpBB/styles/prosilver/template/memberlist_email.html" afterPath="$PROJECT_DIR$/phpBB/styles/prosilver/template/memberlist_email.html" />
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/phpBB/styles/prosilver/theme/responsive.css" afterPath="$PROJECT_DIR$/phpBB/styles/prosilver/theme/responsive.css" />
-    </list>
-    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
-    <option name="TRACKING_ENABLED" value="true" />
-    <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="FileEditorManager">
-    <leaf>
-      <file leaf-file-name="responsive.css" pinned="false" current-in-tab="true">
-        <entry file="file://$PROJECT_DIR$/phpBB/styles/prosilver/theme/responsive.css">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="5820">
-              <caret line="388" column="25" lean-forward="false" selection-start-line="388" selection-start-column="25" selection-end-line="388" selection-end-column="25" />
-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-    </leaf>
-  </component>
-  <component name="FindInProjectRecents">
-    <findStrings>
-      <find>&lt;&lt;&lt;</find>
-    </findStrings>
-  </component>
-  <component name="Git.Settings">
-    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
-  </component>
-  <component name="IdeDocumentHistory">
-    <option name="CHANGED_PATHS">
-      <list>
-        <option value="$PROJECT_DIR$/phpBB/styles/prosilver/theme/responsive.css" />
-      </list>
-    </option>
-  </component>
-  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
-  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER">
-    <package-json value="$PROJECT_DIR$/package.json" />
-  </component>
-  <component name="JsGulpfileManager">
-    <detection-done>true</detection-done>
-    <sorting>DEFINITION_ORDER</sorting>
-  </component>
-  <component name="PhpWorkspaceProjectConfiguration" backward_compatibility_performed="true" />
-  <component name="ProjectFrameBounds" extendedState="6">
-    <option name="x" value="-1" />
-    <option name="y" value="26" />
-    <option name="width" value="1368" />
-    <option name="height" value="743" />
-  </component>
-  <component name="ProjectView">
-    <navigator currentView="ProjectPane" proportions="" version="1">
-      <flattenPackages />
-      <showMembers />
-      <showModules />
-      <showLibraryContents />
-      <hideEmptyPackages />
-      <abbreviatePackageNames />
-      <autoscrollToSource />
-      <autoscrollFromSource />
-      <sortByType />
-      <manualOrder />
-      <foldersAlwaysOnTop value="true" />
-    </navigator>
-    <panes>
-      <pane id="ProjectPane">
-        <subPane>
-          <expand>
-            <path>
-              <item name="phpbb" type="b2602c69:ProjectViewProjectNode" />
-              <item name="phpbb" type="2a2b976b:PhpTreeStructureProvider$1" />
-            </path>
-            <path>
-              <item name="phpbb" type="b2602c69:ProjectViewProjectNode" />
-              <item name="phpbb" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="phpBB" type="2a2b976b:PhpTreeStructureProvider$1" />
-            </path>
-            <path>
-              <item name="phpbb" type="b2602c69:ProjectViewProjectNode" />
-              <item name="phpbb" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="phpBB" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="styles" type="2a2b976b:PhpTreeStructureProvider$1" />
-            </path>
-            <path>
-              <item name="phpbb" type="b2602c69:ProjectViewProjectNode" />
-              <item name="phpbb" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="phpBB" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="styles" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="prosilver" type="2a2b976b:PhpTreeStructureProvider$1" />
-            </path>
-            <path>
-              <item name="phpbb" type="b2602c69:ProjectViewProjectNode" />
-              <item name="phpbb" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="phpBB" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="styles" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="prosilver" type="2a2b976b:PhpTreeStructureProvider$1" />
-              <item name="theme" type="2a2b976b:PhpTreeStructureProvider$1" />
-            </path>
-          </expand>
-          <select />
-        </subPane>
-      </pane>
-      <pane id="Scratches" />
-      <pane id="Scope" />
-    </panes>
-  </component>
-  <component name="PropertiesComponent">
-    <property name="WebServerToolWindowFactoryState" value="false" />
-    <property name="node.js.path.for.package.stylelint" value="project" />
-    <property name="node.js.detected.package.stylelint" value="true" />
-    <property name="node.js.selected.package.stylelint" value="$PROJECT_DIR$/node_modules/stylelint" />
-  </component>
-  <component name="RunDashboard">
-    <option name="ruleStates">
-      <list>
-        <RuleState>
-          <option name="name" value="ConfigurationTypeDashboardGroupingRule" />
-        </RuleState>
-        <RuleState>
-          <option name="name" value="StatusDashboardGroupingRule" />
-        </RuleState>
-      </list>
-    </option>
-  </component>
-  <component name="ShelveChangesManager" show_recycled="false">
-    <option name="remove_strategy" value="false" />
-  </component>
-  <component name="TaskManager">
-    <task active="true" id="Default" summary="Default task">
-      <changelist id="ee37ad74-e9e9-4778-a077-00d2146f213a" name="Default" comment="" />
-      <created>1505462978865</created>
-      <option name="number" value="Default" />
-      <option name="presentableId" value="Default" />
-      <updated>1505462978865</updated>
-      <workItem from="1505462981897" duration="140000" />
-    </task>
-    <servers />
-  </component>
-  <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="140000" />
-  </component>
-  <component name="ToolWindowManager">
-    <frame x="-1" y="26" width="1368" height="743" extended-state="6" />
-    <editor active="true" />
-    <layout>
-      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.24597365" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
-      <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
-      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
-      <window_info id="Database" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
-      <window_info id="npm" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
-      <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
-      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
-      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
-      <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
-      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
-      <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
-      <window_info id="Commander" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
-      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
-      <window_info id="Inspection" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="5" side_tool="false" content_ui="tabs" />
-      <window_info id="Ant Build" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
-    </layout>
-  </component>
-  <component name="TypeScriptGeneratedFilesManager">
-    <option name="version" value="1" />
-  </component>
-  <component name="VcsContentAnnotationSettings">
-    <option name="myLimit" value="2678400000" />
-  </component>
-  <component name="XDebuggerManager">
-    <breakpoint-manager />
-    <watches-manager />
-  </component>
-  <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/phpBB/styles/prosilver/theme/responsive.css">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="5820">
-          <caret line="388" column="25" lean-forward="false" selection-start-line="388" selection-start-column="25" selection-end-line="388" selection-end-column="25" />
-          <folding />
-        </state>
-      </provider>
-    </entry>
-  </component>
-</project>
\ No newline at end of file