Improved the CLI include collector to keep track of originating translation units.

src/Generator/Generators/CLI/CLIHeadersTemplate.cs

@@ -51,11 +51,19 @@ namespace CppSharp.Generators.CLI
             var includes = new SortedSet<string>(StringComparer.InvariantCulture);
 
             foreach (var typeRef in typeReferenceCollector.TypeReferences)
-            { 
+            {
+                if (typeRef.Include.TranslationUnit == TranslationUnit)
+                    continue;
+
                 if (typeRef.Include.File == TranslationUnit.FileName)
                     continue;
 
                 var include = typeRef.Include;
+                var unit = include.TranslationUnit;
+
+                if (unit != null && unit.Ignore)
+                    continue;
+
                 if(!string.IsNullOrEmpty(include.File) && include.InHeader)
                     includes.Add(include.ToString());
             }

src/Generator/Generators/CLI/CLITextTemplate.cs

@@ -13,6 +13,8 @@ namespace CppSharp.Generators.CLI
         }
 
         public string File;
+        public TranslationUnit TranslationUnit;
+
         public IncludeKind Kind;
         public bool InHeader;
 

src/Generator/Generators/CLI/CLITypeReferences.cs

@@ -88,6 +88,7 @@ namespace CppSharp.Generators.CLI
             GetTypeReference(decl).Include = new Include()
             {
                 File = declFile,
+                TranslationUnit = decl.Namespace.TranslationUnit,
                 Kind = Include.IncludeKind.Quoted,
                 InHeader = IsIncludeInHeader(record)
             };