// START SNIPPET: sitegraph-usage
Usage: -config CONFIG_DIR -views VIEWS_DIRS -output OUTPUT [-ns NAMESPACE]
       CONFIG_DIR => a directory containing xwork.xml
       VIEWS_DIRS => comma seperated list of dirs containing JSPs, VMs, etc
       OUPUT      => the directory where the output should go
       NAMESPACE  => the namespace path restriction (/, /foo, etc)
// END SNIPPET: sitegraph-usage