Added time margin to JwtValidator (jwt-dotnet#300)

Fixed wrongly defined x5c property in JwtHeader, inluding unit test. (j…

…wt-dotnet#298)

* Fixed wrongly defined x5c property in JwtHeader, inluding unit test.
* Updated tests
* Bumped version to 7.3.0

Co-authored-by: Alexander Batishchev <abatishchev@gmail.com>

Merge 954c236 into 8622284

Custom typ header (jwt-dotnet#285)

* Checking if 'typ' header is presented in extra headers before adding default value
* Update tests
* Bumped version to 7.2.1

Reworking IJwtDecoder to accept JwtParts (jwt-dotnet#282)

* Reworking IJwtDecoder to accept JwtParts
* Bumped version to 7.2.0

Bumped version to 7.1.0, dropped the beta suffix (jwt-dotnet#278)

Reintroduced .NET 3.5 Framework support (jwt-dotnet#270)

* Reintroduced support for .NET 3.5 Framework
* Bumped version to 7.1.0-beta1
* Updated tests
* Updated readme

Co-authored-by: Gerke Geurts <ggeurts@agg-solutions.com>
Co-authored-by: Alexander Batishchev <abatishchev@gmail.com>

Bumped version to 7.0.0-beta3

Added support to JwtValidator for asymmetric algorithms (jwt-dotnet#267)

* Added overload to JwtValidator for asymmetric algorithms
* Added methods TryValidate to IJwtValidator
* Replaced property IsAssymeyric with interface IAssymetricAlgorithm
* Added JwtAlgorithmExtensions
* Updates tests
* Bumped version to 7.0.0-beta2

Added methods to decode header (jwt-dotnet#265)

* Added methods DecodeHeader()
* Moved overloads from interfaces to extension methods
* Updated tests, documentation
* Bumped version to 7.0.0-beta1