Reorganize, shared entities from TypeScript SDK

https://github.com/cloudflare/cloudflare-typescript/blob/v4.4.1/src/resources/shared.ts

Cloudflare/Interfaces/IQueryParameterFilter.cs

@@ -1,6 +1,4 @@
-using System.Collections.Generic;
-
-namespace AMWD.Net.Api.Cloudflare
+namespace AMWD.Net.Api.Cloudflare
 {
 	/// <summary>
 	/// Represents filter options defined via query parameters.