Worked around bug where receiver was not turning off

src/Models/HarmonyDevice.ts

@@ -76,6 +76,13 @@ export class HarmonyDevice {
 
         try {
             //Execute command
+            //HACK to fix Harmon Kardon receiver not turning off
+            if (command.command === "PowerOff") {
+                for (let i = 0; i < 2; i++) {
+                    await this._harmony.sendCommand(JSON.stringify(command));
+                }
+
+            }
             await this._harmony.sendCommand(JSON.stringify(command));
 
             //Sleep