code: function complete(reply, query) {
      var suffix = this.level.suffix;
  
      this.level.find(query, this.max, function found(err, data) {
        reply(err, data.map(function map(row) {
          return {
            name: row.key,
            desc: row.value !== suffix ? row.value : ''
          };
        }));
      });
    }
docs: [RPC]: Return a list of package names.
  
  @param {Function} reply Send a reply to the client.
  @param {String} query The name of package we're searching for.
  @api public