anchor.diff:        <!--
             Delete all commit points once they have reached the given age.
             Supports DateMathParser syntax e.g.
  -          
  +
             <str name="maxCommitAge">30MINUTES</str>
             <str name="maxCommitAge">1DAY</str>
         -->
  
positive.code:     -->
  
    </updateHandler>
    
    <!-- Use the following format to specify a custom IndexReaderFactory - allows for alternate
         IndexReader implementations.
  
  
negative.code:     <lst name="engine">
        <!-- The name, only one can be named "default" -->
        <str name="name">default</str>
        <!--
             Class name of Carrot2 clustering algorithm. Currently available algorithms are:
  
             * org.carrot2.clustering.lingo.LingoClusteringAlgorithm
             * org.carrot2.clustering.stc.STCClusteringAlgorithm
  
             See http://project.carrot2.org/algorithms.html for the algorithm's characteristics.
          -->
        <str name="carrot.algorithm">org.carrot2.clustering.lingo.LingoClusteringAlgorithm</str>
        <!--
             Overriding values for Carrot2 default algorithm attributes. For a description
             of all available attributes, see: http://download.carrot2.org/stable/manual/#chapter.components.
             Use attribute key as name attribute of str elements below. These can be further
  