Drop Swift 5.8 (#69)

We no longer support Swift 5.8, so let's wave it goodbye

Update swift-syntax link to swiftlang/swift-syntax (#57)

Remove note from README about API instability (#45)

I think we can remove that note now that the library has 1.0.0 tag.

Support multi PEM parsing and speed up PEM parsing in general (#39)

* Multi PEM support

* Multi PEM support

* swift-format

* Apply review feedback

Support multi PEM parsing and speed up PEM parsing in general (#39)

* Multi PEM support

* Multi PEM support

* swift-format

* Apply review feedback

Remove deprecated API (#37)

Support macOS 10.14.x/iOS 12.x and older again (#34)

* Support macOS 10.14.x/iOS 12.x and older again

* Revert "Support macOS 10.14.x/iOS 12.x and older again"

This reverts commit 6eeba03.

* Erase concrete type manually

Fix bug in comparing Generalized and UTC Time (#30)

The prior time comparison did not correctly handle wildly different
times. This patch resolves the issue.

Make GeneralizedTime and UTCTime Comparable. (#29)

In many cases it's useful to be able to place these into a total order.
This patch adds support for ordering them.

Add PEM support through `PEMRepresentable` (#26)

* Add proper PEM support through `PEMRepresentable`

* Fix review comment and add more documentation

* Fix review comments

* Remove `allowedPEMDiscriminators`