copys join maps back to Essentials...

...to maintain backwards compatability

PepperDashEssentials/Bridges/JoinMaps/IDigitalInputJoinMap.cs

@@ -0,0 +1,31 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+using PepperDash.Essentials.Core;
+
+namespace PepperDash.Essentials.Bridges
+{
+    public class IDigitalInputJoinMap : JoinMapBase
+    {
+        #region Digitals
+        /// <summary>
+        /// Reports the state of the digital input
+        /// </summary>
+        public uint InputState { get; set; }
+        #endregion
+
+        public IDigitalInputJoinMap()
+        {
+            InputState = 1;
+        }
+
+        public override void OffsetJoinNumbers(uint joinStart)
+        {
+            var joinOffset = joinStart - 1;
+
+            InputState = InputState + joinOffset;
+        }
+    }
+}