onboard missing samples

Protocols_Delegates_Events/README.md

@@ -1,6 +1,6 @@
 ---
 name: Xamarin.iOS - Protocols, Delegates, and Events
-description: This sample demonstrates how to interact with Objective-C protocols from C, as well as using the alternative C events/delegates.
+description: "Demonstrates how to interact with Objective-C protocols from C#, as well as using the alternative C# events/delegates"
 page_type: sample
 languages:
 - csharp
@@ -12,3 +12,5 @@ urlFragment: protocols-delegates-events
 
 This sample demonstrates how to interact with Objective-C protocols
 from C#, as well as using the alternative C# events/delegates.
+
+![App sample demonstrating protocols and delegates](Screenshots/ProtocolsDelegatesEventswithAppOutput.png)

SpriteKit/README.md

@@ -1,12 +1,19 @@
 ---
 name: Xamarin.iOS - Sprite Kit Hello World
-description: This is the Hello World Sprite kit sample, that ships with iOS 7
+description: "Hello World get started with Sprite kit sample (iOS7)"
 page_type: sample
 languages:
 - csharp
 products:
 - xamarin
+extensions:
+    tags:
+    - ios7
+    - getstarted
 urlFragment: spritekit
 ---
 # Sprite Kit Hello World
-This is the Hello World Sprite kit sample, that ships with iOS 7
+
+This is the Hello World Sprite kit sample, that ships with iOS 7.
+
+![App showing two spaceship sprites](Screenshots/01.png)

Touches_GestureRecognizers/README.md

@@ -1,6 +1,6 @@
 ---
 name: Xamarin.iOS - Gesture Recognizers
-description: An example on how to handle touches to move multiple objects. TouchesGestureRecognizers demostrate how to do it with UIGestureRecognizers. Loosely...
+description: "How to handle touches to move multiple objects with UIGestureRecognizers"
 page_type: sample
 languages:
 - csharp
@@ -10,14 +10,11 @@ urlFragment: touches-gesturerecognizers
 ---
 # Gesture Recognizers
 
-An example on how to handle touches to move multiple objects.
-Touches_GestureRecognizers demostrate how to do it with UIGestureRecognizers.
-
-Loosely based on Apple's Touches example:
-http://developer.apple.com/library/ios/#samplecode/Touches
+An example on how to handle touches to move multiple objects with UIGestureRecognizers.
 
 ![Gesture Recognizers application screenshot](Screenshots/Touches_GestureRecognizers1.png "Gesture Recognizers application screenshot")
 
-## Authors
+See the [touch events and gestures](https://docs.microsoft.com/xamarin/ios/app-fundamentals/touch/touch-in-ios) docs for Xamarin.iOS.
 
-Mike Krüger
+Loosely based on Apple's Touches example:
+http://developer.apple.com/library/ios/#samplecode/Touches