Added code to convey idea before I write all of it out, also added default config files, everything is subject to change

TShockAPI/Group.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace TShockAPI
+{
+    public class Group
+    {
+        private string name;
+        private Group parent = null;
+
+        public Group(string groupName, Group parentGroup = null)
+        {
+            name = groupName;
+            parent = parentGroup;
+        }
+
+        public string GetName()
+        {
+            return name;
+        }
+
+        public Group GetParent()
+        {
+            return parent;
+        }
+
+        public bool HasPermission(string permission)
+        {
+            //TODO: implement this
+            return true;
+        }
+    }
+}