6.1.1

Fix CustomAssignmentOrSpacedAttribute interop with optional fields.

6.1.0

Add a CustomAssignmentOrSpacedAttribute for custom assignments that can also be space separated.

6.0.0

Target netstandard2.0 only.

5.5.0

Publish separate symbols package.

5.4.0

Chain inner exceptions in ArguExceptions.

5.3.0

case-insensitivity for command-line enums.
Add SubCommand attribute for nullary subcommands.

5.2.0

Fix SourceLink issues.

5.1.0

Performance optimizations.
Fixed incorrect commandline option generation in non-English locales.

5.0.1

Fix framework constraint issue.

5.0.0

Allow use of query API with implicit quotations
Require FSharp.Core 4.0 for net40.
Require FSharp.Core 4.3 for netstandard2.0.