Multiple fixes

MewtocolNet/Events/PlcConnectionArgs.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace MewtocolNet.Events {
+
+    public delegate void PlcConnectionEventHandler(object sender, PlcConnectionArgs e);
+
+    public class PlcConnectionArgs : EventArgs {
+
+
+
+    }
+
+}

MewtocolNet/Events/RegisterChanged.cs

@@ -0,0 +1,22 @@
+using MewtocolNet.Registers;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace MewtocolNet.Events {
+
+    public delegate void RegisterChangedEventHandler(object sender, RegisterChangedArgs e);
+
+    public class RegisterChangedArgs : EventArgs {
+
+        public IRegister Register { get; internal set; }
+
+        public object Value { get; internal set; }   
+        
+        public object PreviousValue { get; internal set; }
+
+        public string PreviousValueString { get; internal set; }
+
+    }
+
+}