将Feature/XP.Common和Feature/XP.Hardware分支合并至Develop/XP.forHardwareAndCommon，完善XPapp注册和相关硬件类库通用类库功能。

XP.Hardware.RaySource/Abstractions/Events/ErrorOccurredEvent.cs

@@ -0,0 +1,12 @@
+using Prism.Events;
+
+namespace XP.Hardware.RaySource.Abstractions.Events
+{
+    /// <summary>
+    /// 错误触发事件 | Error Occurred Event
+    /// 携带错误信息字符串 | Carries error message string
+    /// </summary>
+    public class ErrorOccurredEvent : PubSubEvent<string>
+    {
+    }
+}