anchor.diff:      ...
   </configuration>
   -----
  +
  +=== Add version and build date to the header
  +
  +Automatically add version details to header and footer to all documents.
  +
  +[source, xml]
  +-----
  +
  +<properties>
  +   <maven.build.timestamp.format>yyyy-MM-dd HH</maven.build.timestamp.format>  <1>
  +</properties>
  +
  +<configuration>
  +    ...
  +    <attributes>
  +        ...
  +        <revnumber>${project.version}</revnumber>
  +        <revdate>${maven.build.timestamp}</revdate>
  +        <organization>${project.organization.name}</organization>
  +    </attributes>
  +    ...
  +</configuration>
  +-----
  +<1> Add `maven.build.timestamp.format` to the pom's properties section to set a custom date format.
  
positive.code: -----
  
  === Enable section numbering
  
  [source, xml]
  -----
  
negative.code: 
  === Generate your documentation in separate folders per version
  
  Use Maven `project.version` property to create dedicated custom output directories.
  
  [source, xml]
  -----
  <configuration>
  