v1.7.1.1

Major changes:

• No more ambiguity between named formatters and string.Format formatting arguments: The parser checks whether the parsed name exists in the formatter extensions.
• SmartFormatter and Parser default to ErrorAction = ErrorAction.Ignore in release AND debug mode
• SmartFormatter has EventHandler OnFormattingFailure
• Parser has EventHandler OnParsingFailure
• Obsolete FormatItem.Text property removed (was replaced by RawText property some time ago)
• Assemblies are signed with a strong name key file
• Supported frameworks are .Net 4.0, .Net 4.5, .Net Core - dropped .Net 3.5 and earlier
• Added an icon to the nuget package