Merge branch 'master' of github.com:krzyzanowskim/CryptoSwift

Package@swift-5.swift

@@ -4,6 +4,9 @@ import PackageDescription
 
 let package = Package(
     name: "CryptoSwift",
+    platforms: [
+        .macOS(.v10_10), .iOS(.v8), .tvOS(.v9),
+    ],
     products: [
         .library(
             name: "CryptoSwift",

README.md

@@ -125,7 +125,7 @@ Sometimes "embedded framework" option is not available. In that case, you have t
 
 ##### iOS, macOS, watchOS, tvOS
 
-In the project, you'll find [single scheme](http://promisekit.org/news/2016/08/Multiplatform-Single-Scheme-Xcode-Projects/) for all platforms:
+In the project, you'll find [single scheme](https://mxcl.dev/PromiseKit/news/2016/08/Multiplatform-Single-Scheme-Xcode-Projects/) for all platforms:
 - CryptoSwift
 
 #### Swift versions support