Update Documentation

[feldrim]

Documentation needs to be updated.

[Sup3rlativ3]

This should be merged with #47

[m8ram]

Links in the README are broken:

• NTFSSecurity Tutorial 1 - Getting, adding and removing permissions
• NTFSSecurity Tutorial 2 - Managing NTFS Inheritance and Using Privileges

[Ferretaa]

The links have been relocated by Microsoft:

NTFSSecurity Tutorial 1 - Getting, adding and removing permissions | Microsoft Docs: https://docs.microsoft.com/en-au/archive/blogs/fieldcoding/ntfssecurity-tutorial-1-getting-adding-and-removing-permissions

NTFSSecurity Tutorial 2 - Managing NTFS Inheritance and Using Privileges | Microsoft Docs: https://docs.microsoft.com/en-au/archive/blogs/fieldcoding/ntfssecurity-tutorial-2-managing-ntfs-inheritance-and-using-privileges