Improve mailto links handling (#310)

* Refactor draft creation

* try scoped namespace

* Refactor mailto protocol and revert namespaces

* Remove useless account query

* Fix typo and CC/BCC in replies

* Replace convert with existing extension

* Small fixes

* Fix CC/Bcc in replies to automatically show if needed.

* Fixed body parameter position from mailto parameters

* Fixed issue with ReplyAll self not removed

Wino.Mail/Services/LaunchProtocolService.cs

@@ -1,11 +0,0 @@
-using System.Collections.Specialized;
-using Wino.Core.Domain.Interfaces;
-
-namespace Wino.Core.UWP.Services
-{
-    public class LaunchProtocolService : ILaunchProtocolService
-    {
-        public object LaunchParameter { get; set; }
-        public NameValueCollection MailtoParameters { get; set; }
-    }
-}