v9.0

For breaking changes, see v9 migration notes.

• Lowered .NET requrement thanks to Polysharp
• Feature parity with string.Format for better performance
• Introduced Commands (replacement for Block Commands)
  • New Map command for inline value mapping
  • Reworked Loop command to support sequences
• Formatter Definitions provide strongly-typed formatters in preference to custom format providers
  • Added TokenValueFormatException to handle formatting errors
• Improved library usability
  • InterpolatedStringResolver fleshed out to become preferred method over string extensions
  • TokenValueContainerBuilder is now fluent
  • Value Converters now support any function return type not just Func<string> and Func<object>
  • General convenience methods added
  • ObjectTokenValueContainer support for structs
• Better validation of Settings and arguments
  • Settings can also be validation ahead of use
• Internal structure improvements