Fixed the resolution of overloads for conversion operators.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>

src/AST/Class.cs

@@ -191,8 +191,9 @@ namespace CppSharp.AST
 
         public override IEnumerable<Function> GetFunctionOverloads(Function function)
         {
-            return Methods.Where(method => method.Name == function.Name)
-                .Cast<Function>();
+            if (function.OperatorKind == CXXOperatorKind.Conversion)
+                return Methods.Where(fn => fn.OperatorKind == CXXOperatorKind.Conversion);
+            return Methods.Where(method => method.Name == function.Name);
         }
 
         public IEnumerable<T> FindHierarchy<T>(Func<Class, IEnumerable<T>> func)

src/AST/Namespace.cs

@@ -242,8 +242,9 @@ namespace CppSharp.AST
 
         public virtual IEnumerable<Function> GetFunctionOverloads(Function function)
         {
-            return Functions.Where(fn => fn.Name == function.Name)
-                .ToList();
+            if (function.OperatorKind == CXXOperatorKind.Conversion)
+                return Functions.Where(fn => fn.OperatorKind == CXXOperatorKind.Conversion);
+            return Functions.Where(fn => fn.Name == function.Name);
         }
 
         public bool HasDeclarations

src/Generator/Generators/CSharp/CSharpTextTemplate.cs

@@ -2152,10 +2152,10 @@ namespace CppSharp.Generators.CSharp
 
         public static string GetFunctionNativeIdentifier(Function function)
         {
-            var identifier = SafeIdentifier(function.Name);;
+            var identifier = SafeIdentifier(function.Name);
 
             if (function.IsOperator)
-                identifier = "Operator" + function.OperatorKind.ToString();
+                identifier = "Operator" + function.OperatorKind;
 
             var overloads = function.Namespace.GetFunctionOverloads(function)
                 .ToList();