- New exported variable `ErrWorkbookPassword`
- Rename exported variable `ErrWorkbookExt` to `ErrWorkbookFileFormat`
- Rename exported variable `MaxFileNameLength` to `MaxFilePathLength`
- Add example for the `SetCellHyperLink` function

- Update supported formula functions list and DingTalk group link

This closes #14, add usage tips for the function `SetCellHyperLink`, and prepare released notes for the next version

This closes #14, add usage tips for the function `SetCellHyperLink`, and prepare released notes for the next version

- Make ProtectSheet support specify multi kind of hash algorithm
- Make UnprotectSheet support remove sheet protection with password verification.
- Following exported error constants or enumeration has been changed for typo fix:
	* `ErrDataValidationFormulaLenth` to `ErrDataValidationFormulaLength`
	* `ErrUnsupportEncryptMechanism` to `ErrUnsupportedEncryptMechanism`
	* `DataValidationTypeTextLeng` to `DataValidationTypeTextLength`

- Open file option fields
- Release notes for version 2.5.0
- New APIs: `SetAppProps` and `GetAppProps`
- Variables of source relationship and namespace list

[Snyk] Fix for 1 vulnerabilities

The following vulnerabilities are fixed with a Snyk patch:
- https://snyk.io/vuln/npm:hoek:20180212