plugin.xml

<idea-plugin>
  <id>de.dieploegers.develop.idea.custommark</id>
  <name>Custom Mark</name>
  <version>0.1.0</version>
  <vendor email="develop@dieploegers.de" url="http://www.yourcompany.com">YourCompany</vendor>

  <description><![CDATA[
      Create custom markings based on regular expressions.
    ]]></description>

  <change-notes><![CDATA[
      <ul>
        <li><b>0.1.0</b> Development Release</li>
      </ul>
    ]]>
  </change-notes>

  <!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/build_number_ranges.html for description -->
  <idea-version since-build="173.0"/>

  <!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/plugin_compatibility.html
       on how to target different products -->
  <depends>com.intellij.modules.lang</depends>

  <extensions defaultExtensionNs="com.intellij">
    <!-- Add your extensions here -->
    <annotator language="" implementationClass="de.dieploegers.develop.idea.custommark.annotators.CustomMarkAnnotator" />
  </extensions>

  <actions>
    <!-- Add your actions here -->
  </actions>

</idea-plugin>