docs: function cleanDir( path ) {
      var files = FS.readdirSync( path );
      try {
          files.forEach( function ( file ) {
              var fullpath = Path.join( path, file );
              if ( !FS.existsSync( fullpath ) ) return;
              var stat = FS.statSync( fullpath );
              try {
                  if ( stat.isDirectory() ) PathUtils.rmdir( fullpath );
                  else FS.unlinkSync( fullpath );
              } catch ( ex ) {
                  console.error( "Unable to delete `" + fullpath + "`!" );
                  console.error( ex );
              }
          } );
      } catch ( ex ) {
          fatal( "Fatal error in function `files`!\n" + JSON.stringify( ex, null, '  ' ) );
      }
  }