diff --git a/.gitignore b/.gitignore
index c346b13..3d93db4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 bower_components/
 node_modules/
+.idea/
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index ce38e3f..0000000
--- 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/paper-expansion-panel.iml" filepath="$PROJECT_DIR$/.idea/paper-expansion-panel.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/paper-expansion-panel.iml b/.idea/paper-expansion-panel.iml
deleted file mode 100644
index 24643cc..0000000
--- a/.idea/paper-expansion-panel.iml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="WEB_MODULE" version="4">
-  <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$">
-      <excludeFolder url="file://$MODULE_DIR$/.tmp" />
-      <excludeFolder url="file://$MODULE_DIR$/temp" />
-      <excludeFolder url="file://$MODULE_DIR$/tmp" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 94a25f7..0000000
--- 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 e91ea25..0000000
--- a/.idea/workspace.xml
+++ /dev/null
@@ -1,217 +0,0 @@
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-      <change beforePath="$PROJECT_DIR$/demo/index.html" beforeDir="false" afterPath="$PROJECT_DIR$/demo/index.html" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/index.html" beforeDir="false" afterPath="$PROJECT_DIR$/index.html" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/paper-expansion-panel.html" beforeDir="false" />
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-      <change beforePath="$PROJECT_DIR$/test/paper-expansion-panel.html" beforeDir="false" afterPath="$PROJECT_DIR$/test/paper-expansion-panel.html" afterDir="false" />
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-    <ignored path="$PROJECT_DIR$/.tmp/" />
-    <ignored path="$PROJECT_DIR$/temp/" />
-    <ignored path="$PROJECT_DIR$/tmp/" />
-    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
-    <option name="TRACKING_ENABLED" value="true" />
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-    <option name="LAST_RESOLUTION" value="IGNORE" />
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-  <component name="FileEditorManager">
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-          </provider>
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-      </file>
-      <file leaf-file-name="paper-expansion-panel.js" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/paper-expansion-panel.js">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="280">
-              <caret line="109" column="14" lean-forward="true" selection-start-line="109" selection-start-column="14" selection-end-line="109" selection-end-column="14" />
-              <folding>
-                <element signature="n#!!doc" expanded="true" />
-              </folding>
-            </state>
-          </provider>
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-      </file>
-    </leaf>
-  </component>
-  <component name="FindInProjectRecents">
-    <findStrings>
-      <find>_compute</find>
-    </findStrings>
-  </component>
-  <component name="Git.Settings">
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-  </component>
-  <component name="IdeDocumentHistory">
-    <option name="CHANGED_PATHS">
-      <list>
-        <option value="$PROJECT_DIR$/modulizer_out/paper-expansion-panel.js" />
-        <option value="$PROJECT_DIR$/paper-expansion-panel.js" />
-        <option value="$PROJECT_DIR$/package.json" />
-      </list>
-    </option>
-  </component>
-  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
-  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER" />
-  <component name="JsFlowSettings">
-    <service-enabled>true</service-enabled>
-    <exe-path />
-    <annotation-enable>false</annotation-enable>
-    <other-services-enabled>true</other-services-enabled>
-  </component>
-  <component name="JsGulpfileManager">
-    <detection-done>true</detection-done>
-    <sorting>DEFINITION_ORDER</sorting>
-  </component>
-  <component name="NodeModulesDirectoryManager">
-    <handled-path value="$PROJECT_DIR$/node_modules" />
-  </component>
-  <component name="ProjectFrameBounds" extendedState="6">
-    <option name="x" value="-8" />
-    <option name="y" value="-8" />
-    <option name="width" value="1936" />
-    <option name="height" value="1056" />
-  </component>
-  <component name="ProjectView">
-    <navigator proportions="" version="1">
-      <foldersAlwaysOnTop value="true" />
-    </navigator>
-    <panes>
-      <pane id="ProjectPane">
-        <subPane>
-          <expand>
-            <path>
-              <item name="paper-expansion-panel" type="b2602c69:ProjectViewProjectNode" />
-              <item name="paper-expansion-panel" type="462c0819:PsiDirectoryNode" />
-            </path>
-          </expand>
-          <select />
-        </subPane>
-      </pane>
-      <pane id="Scope" />
-    </panes>
-  </component>
-  <component name="PropertiesComponent">
-    <property name="JavaScriptWeakerCompletionTypeGuess" value="true" />
-    <property name="WebServerToolWindowFactoryState" value="false" />
-    <property name="node.js.detected.package.prettier" value="true" />
-    <property name="node.js.path.for.package.prettier" value="project" />
-    <property name="node.js.selected.package.prettier" value="" />
-    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
-    <property name="nodejs_npm_path_reset_for_default_project" value="true" />
-    <property name="nodejs_package_manager_path" value="npm" />
-    <property name="settings.editor.selected.configurable" value="Settings.JavaScript" />
-  </component>
-  <component name="RecentsManager">
-    <key name="MoveFile.RECENT_KEYS">
-      <recent name="C:\Users\Niels\Documents\polymer\paper-expansion-panel" />
-    </key>
-  </component>
-  <component name="RunDashboard">
-    <option name="ruleStates">
-      <list>
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-  <component name="SvnConfiguration">
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-      <created>1528279917111</created>
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-      <option name="presentableId" value="Default" />
-      <updated>1528279917111</updated>
-      <workItem from="1528279918300" duration="789000" />
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-    <servers />
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-  <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="789000" />
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-  <component name="ToolWindowManager">
-    <frame x="-8" y="-8" width="1936" height="1056" extended-state="6" />
-    <editor active="true" />
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-  <component name="VcsContentAnnotationSettings">
-    <option name="myLimit" value="2678400000" />
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-  <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/paper-expansion-panel.html">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="442">
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-    </entry>
-  </component>
-</project>
\ No newline at end of file