Implement core of Reflection.Type and some helper functions

Il2CppInspector/Reflection/MemberInfo.cs

@@ -0,0 +1,24 @@
+using System.Collections.Generic;
+using System.Reflection;
+
+namespace Il2CppInspector.Reflection {
+    public abstract class MemberInfo
+    {
+        // Assembly that this member is defined in
+        public Assembly Assembly { get; set; }
+
+        // Custom attributes for this member
+        public IEnumerable<CustomAttributeData> CustomAttributes { get; set; } // TODO
+
+        // Type that this type is declared in for nested types
+        public Type DeclaringType { get; set; } // TODO
+
+        // What sort of member this is, eg. method, field etc.
+        public MemberTypes MemberType { get; set; } // TODO
+
+        // Name of the member
+        public string Name { get; set; }
+
+        // TODO: GetCustomAttributes etc.
+    }
+}