code: function getDate(node) {
      var text = getText(node);
      if (!text) {
          return undefined;
      }
      if (text.indexOf(':') > 0) {
          return new Date(text);
      }
      var bytes = new DataView(ByteUtils.arrayToBuffer(ByteUtils.base64ToBytes(text)));
      var secondsFrom00 = new Int64(bytes.getUint32(0, true), bytes.getUint32(4, true)).value;
      var diff = (secondsFrom00 - EpochSeconds) * 1000;
      return new Date(diff);
  }
docs: Parses date saved by KeePass from XML
  @param {Node} node - xml node with date saved by KeePass (ISO format or base64-uint64) format
  @return {Date} - date or undefined, if the tag is empty