HubitatServer: Adds HubitatServer type and adds it to the multiplexer

XIONControlPanel/Servers/ServerMultiplex.swift

@@ -102,14 +102,7 @@ extension ServerMultiplex
     private func handleDevicesChanged(_ devicesChanged: [AnyDevice])
     {
         let newDevicesSet = Set<AnyDevice>(devicesChanged)
-        
         let additions = newDevicesSet.subtracting(self.devices)
-        if additions.count > 0 {
-            DispatchQueue.main.async {
-                self.delegate?.serverMultiplex(self, didAddDevices: Array(additions))
-            }
-        }
-        
         let changed = newDevicesSet.filter { (device: AnyDevice) in
             if let existing = (devices.first { $0.hashValue == device.hashValue }) {
                 return existing.state != device.state
@@ -118,13 +111,19 @@ extension ServerMultiplex
             return false
         }
         
+        self.devices = self.devices.union(newDevicesSet)
+        
+        if additions.count > 0 {
+            DispatchQueue.main.async {
+                self.delegate?.serverMultiplex(self, didAddDevices: Array(additions))
+            }
+        }
+        
         if changed.count > 0 {
             DispatchQueue.main.async {
                 self.delegate?.serverMultiplex(self, devicesStateChanged: Array(changed))
             }
         }
-        
-        self.devices = self.devices.union(newDevicesSet)
     }
     
     private func handleError(_ error: Error)