StringSort example updated with note about changes in .NET 5 and later versions. Now uses more modern and idiomatic C# language features, and correct formatting.

New CompareOptions example showing each option.

F# example showing usage of each CompareOptions value.

Rewritten. Uses more modern language constructs. Includes note about differences between .NET 5+ and earlier versions.

Rewritten with more modern .NET language usage, and note about difference between .NET 5+ and prior versions with regard to sort order.

New C++ example showing the effect of each of the CompareOptions values.

New VB example showing the effect of each of the CompareOptions values.

…s/VB/compareoptions_values.vb

Remove misplaced file.

New VB example showing the effect of each of the CompareOptions values.

Updated descriptions for each of the options. New introduction, including notes about the StringSort and ligature character changes in .NET 5. Links added to updated and new example code for all supported languages.