(fix) small optimizations + code cosmetics

ActiveSync/SOGoActiveSyncDispatcher+Sync.m

@@ -890,7 +890,9 @@ FIXME
               // FIXME: handle errors here
               if (deletesAsMoves && theFolderType == ActiveSyncMailFolder)
 		{
-		  [(SOGoMailFolder *)[sogoObject container] deleteUIDs: [NSArray arrayWithObjects: serverId, nil] useTrashFolder: &useTrash inContext: context];
+		  [(SOGoMailFolder *)[sogoObject container] deleteUIDs: [NSArray arrayWithObjects: serverId, nil]
+                                                        useTrashFolder: &useTrash
+                                                             inContext: context];
 		}
               else if (theFolderType == ActiveSyncEventFolder || theFolderType == ActiveSyncTaskFolder || theFolderType == ActiveSyncContactFolder)
                 {
@@ -1467,7 +1469,10 @@ FIXME
               }
           }
 
-        allMessages = [theCollection syncTokenFieldsWithProperties: nil  matchingSyncToken: theSyncKey  fromDate: theFilterType  initialLoad: initialLoadInProgress];
+        allMessages = [theCollection syncTokenFieldsWithProperties: nil
+                                                 matchingSyncToken: theSyncKey
+                                                          fromDate: theFilterType
+                                                       initialLoad: initialLoadInProgress];
         max = [allMessages count];
         
         allCacheObjects = [NSMutableArray array];

ActiveSync/SOGoActiveSyncDispatcher.m

@@ -2416,6 +2416,11 @@ void handle_eas_terminate(int signum)
           realCollectionId = [collectionId realCollectionIdWithFolderType: &folderType];
           realCollectionId = [self globallyUniqueIDToIMAPFolderName: realCollectionId  type: folderType];
 
+          // We avoid loading the cache metadata if we can't get the real connection. This can happen
+          // for example if the IMAP server is down. We just skip the folder for now.
+          if (!realCollectionId)
+            continue;
+
           if (folderType == ActiveSyncMailFolder)
               folderMetadata = [self _folderMetadataForKey: [NSString stringWithFormat: @"folder%@", [[collectionId stringByUnescapingURL] substringFromIndex:5]]];
           else