add swift package manager support

Package.swift

@@ -0,0 +1,29 @@
+// swift-tools-version:5.1
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "GDPerformanceView-Swift",
+    platforms: [.iOS(.v8)],
+    products: [
+        // Products define the executables and libraries produced by a package, and make them visible to other packages.
+        .library(
+            name: "GDPerformanceView-Swift",
+            targets: ["GDPerformanceView-Swift"]),
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        // .package(url: /* package url */, from: "1.0.0"),
+    ],
+    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 which this package depends on.
+        .target(
+            name: "GDPerformanceView-Swift",
+            dependencies: []),
+        .testTarget(
+            name: "GDPerformanceView-SwiftTests",
+            dependencies: ["GDPerformanceView-Swift"]),
+    ]
+)

README.md

@@ -2,7 +2,7 @@
 Shows FPS, CPU and memory usage, device model, app and iOS versions above the status bar and report FPS, CPU and memory usage via delegate.
 
 [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-brightgreen.svg)](https://github.com/Carthage/Carthage) 
-[![Pod Version](https://img.shields.io/badge/Pod-2.0.2-6193DF.svg)](https://cocoapods.org/)
+[![Pod Version](https://img.shields.io/badge/Pod-2.0.3-6193DF.svg)](https://cocoapods.org/)
 ![Swift Version](https://img.shields.io/badge/xCode-10.1+-blue.svg)
 ![Swift Version](https://img.shields.io/badge/iOS-8.0+-blue.svg) 
 ![Swift Version](https://img.shields.io/badge/Swift-4.2+-orange.svg)
@@ -21,7 +21,7 @@ Simply add GDPerformanceMonitoring folder with files to your project, or use Coc
 Create a `Cartfile` that lists the framework and run `carthage update`. Follow the [instructions](https://github.com/Carthage/Carthage#if-youre-building-for-ios) to add `$(SRCROOT)/Carthage/Build/iOS/GDPerformanceView.framework` to an iOS project.
 
 ```ruby
-github "dani-gavrilov/GDPerformanceView-Swift" ~> 2.0.2
+github "dani-gavrilov/GDPerformanceView-Swift" ~> 2.0.3
 ```
 Don't forget to import GDPerformanceView by adding: 
 
@@ -37,7 +37,7 @@ platform :ios, '8.0'
 use_frameworks!
 
 target 'project_name' do
-	pod 'GDPerformanceView-Swift', '~> 2.0.2'
+	pod 'GDPerformanceView-Swift', '~> 2.0.3'
 end
 ```
 Don't forget to import GDPerformanceView by adding: 
@@ -174,7 +174,7 @@ func performanceMonitor(didReport performanceReport: PerformanceReport) {
 
 ## Donations
 
-Wanna say thanks? You can do it using [PayPal](https://paypal.me/danigavrilov).
+Wanna say thanks? You can do it using [Patreon](https://www.patreon.com/dani_gavrilov).
 
 ## Meta