Soft delete feature (#890)

* [Soft Delete] Added trash folder to mobile (#856)

* [Soft Delete] Added trash folder to mobile

* [Soft Delete] - Revert send to trash label

Co-authored-by: Chad Scharf <cscharf@users.noreply.github.com>

* [Soft Delete] - Fix for iOS autofill index behavior (#859)

* [Soft Delete] Added trash folder to mobile

* [Soft Delete] - Revert send to trash label

* [Soft Delete] - iOS autofill index behavior fix

Co-authored-by: Chad Scharf <cscharf@users.noreply.github.com>

Co-authored-by: Chad Scharf <cscharf@users.noreply.github.com>

src/Core/Models/Domain/Cipher.cs

@@ -51,6 +51,7 @@ namespace Bit.Core.Models.Domain
             Attachments = obj.Attachments?.Select(a => new Attachment(a, alreadyEncrypted)).ToList();
             Fields = obj.Fields?.Select(f => new Field(f, alreadyEncrypted)).ToList();
             PasswordHistory = obj.PasswordHistory?.Select(ph => new PasswordHistory(ph, alreadyEncrypted)).ToList();
+            DeletedDate = obj.DeletedDate;
         }
 
         public string Id { get; set; }
@@ -73,6 +74,8 @@ namespace Bit.Core.Models.Domain
         public List<PasswordHistory> PasswordHistory { get; set; }
         public HashSet<string> CollectionIds { get; set; }
 
+        public DateTime? DeletedDate { get; set; }
+
         public async Task<CipherView> DecryptAsync()
         {
             var model = new CipherView(this);
@@ -161,7 +164,8 @@ namespace Bit.Core.Models.Domain
                 Favorite = Favorite,
                 RevisionDate = RevisionDate,
                 Type = Type,
-                CollectionIds = CollectionIds.ToList()
+                CollectionIds = CollectionIds.ToList(),
+                DeletedDate = DeletedDate
             };
             BuildDataModel(this, c, new HashSet<string>
             {