RTL custom interface types as records

Test/MycTests.dpr

@@ -32,7 +32,8 @@ uses
     Test.Myc.Ast.Script in 'AST\Test.Myc.Ast.Script.pas',
     Test.Myc.Ast.Compiler.Macros in 'AST\Test.Myc.Ast.Compiler.Macros.pas',
     Test.Myc.Ast.RTL.DateTime in 'AST\Test.Myc.Ast.RTL.DateTime.pas',
-    Test.Myc.Ast.Compiler.Binder in '..\Src\AST\Test.Myc.Ast.Compiler.Binder.pas';
+    Test.Myc.Ast.Compiler.Binder in '..\Src\AST\Test.Myc.Ast.Compiler.Binder.pas',
+    Test.Myc.Ast.RTL.TypeRegistry in 'AST\Test.Myc.Ast.RTL.TypeRegistry.pas';
 
 { keep comment here to protect the following conditional from being removed by the IDE when adding a unit }
 {$IFNDEF TESTINSIGHT}