Add or extend documentation: - [x] [For Result](https://github.com/MonacsLib/Monacs.Docs/tree/master/docs/result.md) - [ ] [For Unit](https://github.com/MonacsLib/Monacs.Docs/tree/master/docs/unit.md) - [ ] [Glossary](https://github.com/MonacsLib/Monacs.Docs/tree/master/docs/glossary.md)
