IMAP Improvements (#558)

* Fixing an issue where scrollviewer overrides a part of template in mail list. Adjusted zoomed out header grid's corner radius.

* IDLE implementation, imap synchronization strategies basics and condstore synchronization.

* Adding iCloud and Yahoo as special IMAP handling scenario.

* iCloud special imap handling.

* Support for killing synchronizers.

* Update privacy policy url.

* Batching condstore downloads into 50, using SORT extension for searches if supported.

* Bumping some nugets. More on the imap synchronizers.

* Delegating idle synchronizations to server to post-sync operations.

* Update mailkit to resolve qresync bug with iCloud.

* Fixing remote highest mode seq checks for qresync and condstore synchronizers.

* Yahoo custom settings.

* Bump google sdk package.

* Fixing the build issue....

* NRE on canceled token accounts during setup.

* Server crash handlers.

* Remove ARM32. Upgrade server to .NET 9.

* Fix icons for yahoo and apple.

* Fixed an issue where disabled folders causing an exception on forced sync.

* Remove smtp encoding constraint.

* Remove commented code.

* Fixing merge conflict

* Addressing double registrations for mailkit remote folder events in synchronizers.

* Making sure idle canceled result is not reported.

* Fixing custom imap server dialog opening.

* Fixing the issue with account creation making the previously selected account as selected as well.

* Fixing app close behavior and logging app close.

Wino.Core.Domain/Enums/MailProviderType.cs

@@ -4,8 +4,6 @@
     {
         Outlook,
         Gmail,
-        Office365,
-        Yahoo,
-        IMAP4
+        IMAP4 = 4 // 2-3 were removed after release. Don't change for backward compatibility.
     }
 }

Wino.Core.Domain/Enums/MailSynchronizationType.cs

@@ -2,13 +2,13 @@
 {
     public enum MailSynchronizationType
     {
-        // Shared
         UpdateProfile, // Only update profile information
         ExecuteRequests, // Run the queued requests, and then synchronize if needed.
         FoldersOnly, // Only synchronize folder metadata.
-        InboxOnly, // Only Inbox, Sent and Draft folders.
+        InboxOnly, // Only Inbox, Sent, Draft and Deleted folders.
         CustomFolders, // Only sync folders that are specified in the options.
         FullFolders, // Synchronize all folders. This won't update profile or alias information.
         Alias, // Only update alias information
+        IMAPIdle // Idle client triggered synchronization.
     }
 }

Wino.Core.Domain/Enums/SpecialImapProvider.cs

@@ -0,0 +1,9 @@
+namespace Wino.Core.Domain.Enums
+{
+    public enum SpecialImapProvider
+    {
+        None,
+        iCloud,
+        Yahoo
+    }
+}