Update Package.swift and README.md

Author: sochalewski

Package.swift

@@ -1,26 +1,30 @@
-// swift-tools-version:5.3
-// The swift-tools-version declares the minimum version of Swift required to build this package.
+// swift-tools-version:5.1
 
 import PackageDescription
 
 let package = Package(
     name: "UIImageViewAlignedSwift",
+    platforms: [
+        .iOS(.v9),
+        .tvOS(.v9)
+    ],
     products: [
-        // Products define the executables and libraries a package produces, and make them visible to other packages.
         .library(
             name: "UIImageViewAlignedSwift",
-            targets: ["UIImageViewAlignedSwift"]),
+            targets: ["UIImageViewAlignedSwift"]
+        )
     ],
     targets: [
-        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
-        // Targets can depend on other targets in this package, and on products in packages this package depends on.
         .target(
             name: "UIImageViewAlignedSwift",
             path: ".",
-            exclude: ["README.md",
-                      "UIImageViewAlignedSwift",
-                      "LICENSE",
-                      "UIImageViewAlignedSwift.podspec"],
-            sources: ["UIImageViewAligned.swift"])
+            exclude: [
+                "README.md",
+                "UIImageViewAlignedSwift",
+                "LICENSE",
+                "UIImageViewAlignedSwift.podspec"
+            ],
+            sources: ["UIImageViewAligned.swift"]
+        )
     ]
 )

README.md

@@ -3,7 +3,8 @@
 [![Version](https://img.shields.io/cocoapods/v/UIImageViewAlignedSwift.svg?style=flat)](http://cocoapods.org/pods/UIImageViewAlignedSwift)
 [![License](https://img.shields.io/cocoapods/l/UIImageViewAlignedSwift.svg?style=flat)](http://cocoapods.org/pods/UIImageViewAlignedSwift)
 [![Platform](https://img.shields.io/cocoapods/p/UIImageViewAlignedSwift.svg?style=flat)](http://cocoapods.org/pods/UIImageViewAlignedSwift)
-[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage)
+[![Swift Package Manager compatible](https://img.shields.io/badge/Swift_Package_Manager-compatible-4BC51D.svg)](https://www.swift.org/package-manager/)
+[![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg)](https://github.com/Carthage/Carthage)
 
 ## Usage
 
@@ -15,6 +16,14 @@ To run the example project, clone the repo, and run `pod install` from the Examp
 
 ## Installation
 
+### Package Manager
+
+You can add UIImageViewAlignedSwift to an Xcode project by adding it as a package dependency.
+
+  1. From the **File** menu, select **Add Packages…**
+  2. Enter `https://github.com/sochalewski/UIImageViewAlignedSwift` into the package repository URL text field.
+  3. Add the package to your app target.
+
 ### CocoaPods
 
 [CocoaPods](http://cocoapods.org) is a dependency manager for Cocoa projects. You can install it with the following command: