Finished merge with 307

Essentials Core/PepperDashEssentialsBase/Devices/IHasFeedbacks_BASE_3692.cs

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+using System.Collections.Generic;
+using System.Linq;
+using Crestron.SimplSharpPro.DeviceSupport;
+
+using PepperDash.Core;
+
+namespace PepperDash.Essentials.Core
+{
+	public interface IHasFeedback : IKeyed
+	{
+		/// <summary>
+		/// This method shall return a list of all Output objects on a device,
+		/// including all "aggregate" devices.
+		/// </summary>
+		List<Feedback> Feedbacks { get; }
+
+	}
+
+
+	public static class IHasFeedbackExtensions
+	{
+		public static void DumpFeedbacksToConsole(this IHasFeedback source, bool getCurrentStates)
+		{
+			var feedbacks = source.Feedbacks.OrderBy(x => x.Type);
+			if (feedbacks != null)
+			{
+				Debug.Console(0, source, "\n\nAvailable feedbacks:");
+				foreach (var f in feedbacks)
+				{
+					string val = "";
+					if (getCurrentStates)
+					{
+                        if (f is BoolFeedback)
+                            val = " = " + f.BoolValue;
+                        else if(f is IntFeedback)
+                            val = " = " + f.IntValue;
+                        else if(f is StringFeedback)
+                            val = " = " + f.StringValue;
+
+                        //switch (f.Type)
+                        //{
+                        //    case eCueType.Bool:
+                        //        val = " = " + f.BoolValue;
+                        //        break;
+                        //    case eCueType.Int:
+                        //        val = " = " + f.IntValue;
+                        //        break;
+                        //    case eCueType.String:
+                        //        val = " = " + f.StringValue;
+                        //        break;
+                        //    //case eOutputType.Other:
+                        //    //    break;
+                        //}
+					}
+					Debug.Console(0, "{0,-8} {1}{2}", f.GetType(),
+						(string.IsNullOrEmpty(f.Cue.Name) ? "-none-" : f.Cue.Name), val);
+				}
+			}
+			else
+				Debug.Console(0, source, "No available outputs:");
+		}
+	}
+}