Cleans up static loggers

Adds test projects for different frameworks and architectures
Adds registration tool assembly

src/Lithnet.CredentialProvider/ModuleInit/AssemblyResolver.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+namespace Lithnet.CredentialProvider.ModuleInit
+{
+    internal static class AssemblyResolver
+    {
+        private static string basePath;
+
+        [ModuleInitializer]
+        public static void AttachResolver()
+        {
+            Trace.WriteLine("Attaching assembly resolver");
+            AppDomain.CurrentDomain.AssemblyResolve += CurrentDomain_AssemblyResolve;
+            basePath = Path.GetFullPath(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location));
+        }
+
+        private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs args)
+        {
+            var name = new AssemblyName(args.Name);
+            string assyPath = Path.Combine(basePath, $"{name.Name}.dll");
+            Trace.WriteLine($"Request for {args.Name}");
+
+            if (File.Exists(assyPath))
+            {
+                Trace.WriteLine($"Found at {assyPath}");
+                return Assembly.Load(assyPath);
+            }
+
+            Trace.WriteLine($"Assembly {args.Name} not found");
+            return null;
+        }
+    }
+}