[KOE-142] Added exception to checking of shared folder renaming for secondary contacts, as that renames the folder.

src/AcaciaZPushPlugin/AcaciaZPushPlugin/Features/SecondaryContacts/FeatureSecondaryContacts.cs

@@ -78,6 +78,11 @@ namespace Acacia.Features.SecondaryContacts
             }
         }
 
+        public static bool IsSecondaryFolderRename(string oldName, string newName)
+        {
+            return newName + SUFFIX_CONTACTS == oldName;
+        }
+
         // Contains the ids of folders for which we've shown a warning. This is both to prevent
         // warning multiple times and to detect the case when the app has been restarted.
         private readonly HashSet<string> _warnedFolders = new HashSet<string>();

src/AcaciaZPushPlugin/AcaciaZPushPlugin/Features/SharedFolders/FeatureSharedFolders.cs

@@ -1,4 +1,6 @@
-/// Copyright 2016 Kopano b.v.
+
+using Acacia.Features.SecondaryContacts;
+/// Copyright 2016 Kopano b.v.
 /// 
 /// This program is free software: you can redistribute it and/or modify
 /// it under the terms of the GNU Affero General Public License, version 3,
@@ -13,7 +15,6 @@
 /// along with this program.If not, see<http://www.gnu.org/licenses/>.
 /// 
 /// Consult LICENSE file for details
-
 using Acacia.Stubs;
 using Acacia.UI;
 using Acacia.UI.Outlook;
@@ -403,7 +404,9 @@ namespace Acacia.Features.SharedFolders
                 string originalName = (string)folder.GetProperty(OutlookConstants.PR_ZPUSH_NAME);
                 // The folder.name property is sometimes cached, check against the MAPI property
                 string currentName = (string)folder.GetProperty(OutlookConstants.PR_DISPLAY_NAME_W);
-                if (currentName != originalName)
+                if (currentName != originalName && 
+                    // Secondary contacts renames folder, check for that
+                    !FeatureSecondaryContacts.IsSecondaryFolderRename(originalName, currentName))
                 {
                     Logger.Instance.Warning(this, "Shared folder renamed, renaming back: {0} - {1} - {2}", folder.Name, folder.SyncId, originalName);
                     // This is a locally renamed folder. Warn and rename back