General clean up. Some initial work on control page

Author: jwellman80

Software/OATMobile/OATCommunications/CommunicationHandlers/TcpCommunicationHandler.cs

@@ -52,7 +52,7 @@ private async Task<CommandResponse> SendCommand(string command, bool needsRespon
                 return new CommandResponse("", false, $"Failed to send message: {e.Message}");
             }
 
-            Debug.WriteLine($"Sent {bytes}");
+            Debug.WriteLine($"Sent {command}");
 
             var respString = String.Empty;
 

Software/OATMobile/OATMobile/OATMobile/App.xaml.cs

@@ -11,7 +11,7 @@ public App()
         {
             InitializeComponent();
 
-            DependencyService.Register<MockDataStore>();
+            //DependencyService.Register<MockDataStore>();
             MainPage = new MainPage();
         }
 

Software/OATMobile/OATMobile/OATMobile/Assets/pointing.png

@@ -0,0 +1,25 @@
+using System;
+using System.Reflection;
+using Xamarin.Forms;
+using Xamarin.Forms.Xaml;
+
+namespace OATMobile.Converters {
+    [ContentProperty(nameof(Source))]
+    public class ImageResourceExtension : IMarkupExtension
+    {
+        public string Source { get; set; }
+
+        public object ProvideValue(IServiceProvider serviceProvider)
+        {
+            if (Source == null)
+            {
+                return null;
+            }
+
+            // Do your translation lookup here, using whatever method you require
+            var imageSource = ImageSource.FromResource(Source, typeof(ImageResourceExtension).GetTypeInfo().Assembly);
+
+            return imageSource;
+        }
+    }
+}