refactor: break IEssentialsRoom down further

In order to allow for easier composition of interfaces for room plugins, the IEssentialsRoom interface needed to be broken down further to the simplest components a room would need to function. The interfaces are composited in the huddle space and the Huddle VTC interfaces.

essentials-framework/Essentials Core/PepperDashEssentialsBase/Room/Interfaces.cs

@@ -41,7 +41,6 @@ namespace PepperDash.Essentials.Core
         void RunRouteAction(string routeKey, string sourceListKey);
 
         void RunRouteAction(string routeKey, string sourceListKey, Action successCallback);
-
     }
 
     /// <summary>
@@ -78,4 +77,30 @@ namespace PepperDash.Essentials.Core
         bool HasEnvironmentalControlDevices { get; }
     }
 
+    public interface IRoomOccupancy:IKeyed
+    {
+        IOccupancyStatusProvider RoomOccupancy { get; }
+        bool OccupancyStatusProviderIsRemote { get; }
+
+        void SetRoomOccupancy(IOccupancyStatusProvider statusProvider, int timeoutMinutes);
+
+        void RoomVacatedForTimeoutPeriod(object o);
+
+        void StartRoomVacancyTimer(eVacancyMode mode);
+
+        eVacancyMode VacancyMode { get; }
+
+        event EventHandler<EventArgs> RoomOccupancyIsSet;
+    }
+
+    public interface IEmergency
+    {
+        EssentialsRoomEmergencyBase Emergency { get; }
+    }
+
+    public interface IMicrophonePrivacy
+    {
+        Core.Privacy.MicrophonePrivacyController MicrophonePrivacy { get; }
+    }
+
 }