Update ZNI Library

Serialization/ZNIFile/ulongTag.cs

@@ -0,0 +1,74 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace LibZNI.Serialization.ZNIFile
+{
+    public class uLongTag : Tag
+    {
+        private ulong LongVal;
+        public ulong Value
+        {
+            get
+            {
+                return LongVal;
+            }
+        }
+        
+        public uLongTag(string _Name, ulong val)
+        {
+            Name = _Name;
+            LongVal = val;
+        }
+        public uLongTag(ulong _LongVal) : this(null, _LongVal)
+        {
+        }
+        public uLongTag() : this(null, 0) { }
+
+        public override TagType Type
+        {
+            get
+            {
+                return TagType.ULONG;
+            }
+        }
+
+        public override bool ReadTag(BinaryReader br)
+        {
+            Name = br.ReadString();
+            LongVal = br.ReadUInt64();
+            return true;
+        }
+
+        public override void Rename(string old, string newName)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override void SkipTag(BinaryReader br)
+        {
+            _ = new uLongTag().ReadTag(br);
+        }
+
+        public override void WriteData(BinaryWriter bw)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override void WriteTag(BinaryWriter bw)
+        {
+            bw.Write(((int)Type));
+            bw.Write(Name);
+
+            bw.Write(Value);
+        }
+
+        public override object Clone()
+        {
+            return new uLongTag(Name, Value);
+        }
+    }
+}