Update README

README.md

@@ -19,8 +19,9 @@ KeychainAccess is a simple Swift wrapper for Keychain that works on iOS and OS X
 - [Support iCloud sharing](#icloud_sharing)
 - **[Support TouchID and Keychain integration (iOS 8+)](#touch_id_integration)**
 - **[Support Shared Web Credentials (iOS 8+)](#shared_web_credentials)**
-- [Works on both iOS & OS X](#requirements)
+- [Works on both iOS & macOS](#requirements)
 - [watchOS and tvOS are supported](#requirements)
+- **[Mac Catalyst is supported](#requirements)**
 - **[Swift 3, 4 and 5 compatible](#requirements)**
 
 ## :book: Usage
@@ -529,24 +530,34 @@ item: [authenticationType: Default, key: hirohamada, server: github.com, class:
 item: [authenticationType: Default, key: honeylemon, server: github.com, class: InternetPassword, protocol: https]
 ```
 
+## Keychain sharing capability
+
+If you encounter the error below, you need to add an `Keychain.entitlements`.
+
+```
+OSStatus error:[-34018] Internal error when a required entitlement isn't present, client has neither application-identifier nor keychain-access-groups entitlements.
+```
+
+<img alt="Screen Shot 2019-10-27 at 8 08 50" src="https://user-images.githubusercontent.com/40610/67627108-1a7f2f80-f891-11e9-97bc-7f7313cb63d1.png" width="500">
+
+<img src="https://user-images.githubusercontent.com/40610/67627072-333b1580-f890-11e9-9feb-bf507abc2724.png" width="500" />
+
 ## Requirements
 
-|            | OS                                     | Swift                   |
-|------------|----------------------------------------|-------------------------|
-| **v1.1.x** | iOS 7+, OSX 10.9+                      | 1.1                     |
-| **v1.2.x** | iOS 7+, OSX 10.9+                      | 1.2                     |
-| **v2.0.x** | iOS 7+, OSX 10.9+, watchOS 2+          | 2.0                     |
-| **v2.1.x** | iOS 7+, OSX 10.9+, watchOS 2+          | 2.0                     |
-| **v2.2.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 2.0, 2.1                |
-| **v2.3.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 2.0, 2.1, 2.2           |
-| **v2.4.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 2.2, 2.3                |
-| **v3.0.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 3.x                     |
-| **v3.1.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 4.0, 4.1, 4.2           |
-| **v3.1.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 4.0, 4.1, 4.2           |
-| **v3.1.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 4.0, 4.1, 4.2           |
-| **v3.2.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 5.0, 4.0, 4.1, 4.2      |
-| **v4.0.x** | iOS 8+, OSX 10.9+, watchOS 2+, tvOS 9+ | 5.0, 4.0, 4.1, 4.2      |
-| **v4.1.x** | iOS 8+, OSX 10.9+, watchOS 3+, tvOS 9+ | 5.1, 5.0, 4.0, 4.1, 4.2 |
+|            | OS                                                         | Swift              |
+|------------|------------------------------------------------------------|--------------------|
+| **v1.1.x** | iOS 7+, macOS 10.9+                                        | 1.1                |
+| **v1.2.x** | iOS 7+, macOS 10.9+                                        | 1.2                |
+| **v2.0.x** | iOS 7+, macOS 10.9+, watchOS 2+                            | 2.0                |
+| **v2.1.x** | iOS 7+, macOS 10.9+, watchOS 2+                            | 2.0                |
+| **v2.2.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 2.0, 2.1           |
+| **v2.3.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 2.0, 2.1, 2.2      |
+| **v2.4.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 2.2, 2.3           |
+| **v3.0.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 3.x                |
+| **v3.1.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 4.0, 4.1, 4.2      |
+| **v3.2.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 4.0, 4.1, 4.2, 5.0 |
+| **v4.0.x** | iOS 8+, macOS 10.9+, watchOS 2+, tvOS 9+                   | 4.0, 4.1, 4.2, 5.1 |
+| **v4.1.x** | iOS 8+, macOS 10.9+, watchOS 3+, tvOS 9+, Mac Catalyst 13+ | 4.0, 4.1, 4.2, 5.1 |
 
 ## Installation
 
@@ -570,14 +581,31 @@ it, simply add the following line to your Cartfile:
 ### Swift Package Manager
 
 KeychainAccess is also available through [Swift Package Manager](https://github.com/apple/swift-package-manager/).
+
+#### Xcode
+
+Select `File > Swift Packages > Add Package Dependency...`,  
+
+<img src="https://user-images.githubusercontent.com/40610/67627000-2833b580-f88f-11e9-89ef-18819b1a6c67.png" width="800px" />
+
+#### CLI
+
 First, create `Package.swift` that its package declaration includes:
 
 ```swift
+// swift-tools-version:5.0
 import PackageDescription
 
 let package = Package(
+    name: "MyLibrary",
+    products: [
+        .library(name: "MyLibrary", targets: ["MyLibrary"]),
+    ],
     dependencies: [
-        .Package(url: "https://github.com/kishikawakatsumi/KeychainAccess.git", majorVersion: 2)
+        .package(url: "https://github.com/kishikawakatsumi/KeychainAccess.git", from: "3.0.0"),
+    ],
+    targets: [
+        .target(name: "MyLibrary", dependencies: ["KeychainAccess"]),
     ]
 )
 ```