Update changelog.md & readme.md

Author: moh-hassan

CHANGELOG.md

@@ -3,8 +3,31 @@ All notable changes to this project will be documented in this file.
 
 CommandLineParser project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [2.8.0-preview1] - 2020-3-12
+
+### Added
+- Added support for async programming for `WithParsed and WithNotParsed` by [@joseangelmt, PR# 390 ](https://github.com/commandlineparser/commandline/pull/390).
+- Add default verb support by [@Artentus, PR# 556](https://github.com/commandlineparser/commandline/pull/556).
+- Add more details for localized attribute properties  by [@EdmondShtogu, PR# 558](https://github.com/commandlineparser/commandline/pull/558)
+- Support Default in Group Options and raise error if both SetName and Group are applied on option by [@hadzhiyski, PR# 575](https://github.com/commandlineparser/commandline/pull/575).
+- Support mutable types without empty constructor that only does explicit implementation of interfaces by [@pergardebrink](https://github.com/commandlineparser/commandline/pull/590).
+
+### Changed
+- Tests cleanup by [@gsscoder, PR# 560](https://github.com/commandlineparser/commandline/pull/560).
+- Upgraded parts of CSharpx from Version 1.6.2-alpha by [@gsscoder, PR# 561](https://github.com/commandlineparser/commandline/pull/561).
+- Upgraded RailwaySharp from Version 1.1.0 by [@gsscoder, PR# 562](https://github.com/commandlineparser/commandline/pull/562).
+- SkipDefault is being respected by [Usage] Examples by [@kendfrey, PR# 565](https://github.com/commandlineparser/commandline/pull/565).
+- Remove useless testing code by [@gsscoder, PR# 568](https://github.com/commandlineparser/commandline/pull/568).
+- Remove constraint on T for ParseArguments with factory (required by issue #70) by [@pergardebrink](https://github.com/commandlineparser/commandline/pull/590).
+
+### Fixed
+- Fix #579 Unable to parse TimeSpan given from the FormatCommandLine by [@gsscoder, PR# 580](https://github.com/commandlineparser/commandline/pull/580).
+- Fix issue #339 for using custom struct having a constructor with string parameter by [moh-hassan, PR# 588](https://github.com/commandlineparser/commandline/pull/588).
+- Fix issue #409 to avoid IOException break in Debug mode in WPF app by [moh-hassan, PR# 589 ](https://github.com/commandlineparser/commandline/pull/589).
+
+
+## [2.7.82] - 2020-1-1
 ## [2.7.0] - 2020-1-1
-## [2.7.0-preview1] - 2020-1-1
 ### Added
 - Add option groups feature by [@hadzhiyski](https://github.com/commandlineparser/commandline/pull/552) - When one or more options has group set, at least one of these properties should have set value (they behave as required).
 - Add a new overload method for AutoBuild to enable HelpText customization by [@moh-hassan](https://github.com/commandlineparser/commandline/pull/557).

README.md

@@ -22,19 +22,24 @@ __This library provides _hassle free_ command line parsing with a constantly upd
 
 - Compatible with __.NET Framework 4.0+__, __Mono 2.1+ Profile__, __.NET Standard__ and __.NET Core__
 - Doesn't depend on other packages (No dependencies beyond standard base libraries)
-- One line parsing using default singleton: `CommandLine.Parser.Default.ParseArguments(...)`.
+- One line parsing using default singleton: `CommandLine.Parser.Default.ParseArguments(...)` and three overload methods.
 - Automatic or one line help screen generator: `HelpText.AutoBuild(...)`.
 - Supports `--help`, `--version`, `version` and `help [verb]` by default with customization.
 - Map to sequences (via `IEnumerable<T>` and similar) and scalar types, including Enums and `Nullable<T>`.
-- You can also map to every type with a constructor that accepts a string (like `System.Uri`).
+- You can also map to every type with a constructor that accepts a string (like `System.Uri`) for reference and value types.
+- Verbs can be array of types collected from Plugins or IoC container.
 - Define [verb commands](https://github.com/commandlineparser/commandline/wiki/Verbs) similar to `git commit -a`.
+- Support default verb.
+- Support Mutable and Imutable types.
 - Support HelpText localization.
 - Support ordering of options in HelpText.
 - Support [Mutually Exclusive Options](https://github.com/commandlineparser/commandline/wiki/Mutually-Exclusive-Options) and Options groups.
 - Support named and value options.
 - Support Asynchronous programming with async and await.
 - Unparsing support: `CommandLine.Parser.Default.FormatCommandLine<T>(T options)`.
 - CommandLineParser.FSharp package is F#-friendly with support for `option<'a>`, see [demo](https://github.com/commandlineparser/commandline/blob/master/demo/fsharp-demo.fsx).  _NOTE: This is a separate NuGet package._
+- Include good wiki documentation with lot of examples ready to run online.
+- Support Sourcelink and symbolic package.
 - Most of features applies with a [CoC](http://en.wikipedia.org/wiki/Convention_over_configuration) philosophy.
 - C# demo: source [here](https://github.com/commandlineparser/commandline/tree/master/demo/ReadText.Demo).
 
@@ -313,6 +318,7 @@ __And most importantly, please target the ```develop``` branch in your pull requ
 - Dan Nemec (@nemec)
 - Eric Newton (@ericnewton76)
 - Kevin Moore (@gimmemoore)
+- Moh-Hassan (@moh-hassan)
 - Steven Evans
 - Thomas Démoulins (@Thilas)
 
@@ -334,3 +340,4 @@ __And most importantly, please target the ```develop``` branch in your pull requ
   - GitHub: [ericnewton76](https://github.com/ericnewton76)
   - Blog: 
   - Twitter: [enorl76](http://twitter.com/enorl76)
+- Moh-Hassan