Adding iCloud and Yahoo as special IMAP handling scenario.

Wino.Core.Domain/Interfaces/IProviderDetail.cs

@@ -5,6 +5,7 @@ namespace Wino.Core.Domain.Interfaces
     public interface IProviderDetail
     {
         MailProviderType Type { get; }
+        SpecialImapProvider SpecialImapProvider { get; }
         string Name { get; }
         string Description { get; }
         string ProviderImage { get; }