Diff view works now also for tree view.

Kai Reinhard

20.32.2018 63e9950a942c4a6f57cc0b3af4671824ace2b94f

 borgbutler-server/src/main/java/de/micromata/borgbutler/server/rest/ArchivesRest.java

@@ -95,7 +95,7 @@
            items = DiffTool.extractDifferences(items, diffItems);
            filter.setMaxResultSize(maxSize)
                    .setMode(mode);
            filter.reduce(items);
            items = filter.reduce(items);
        }
        return JsonUtils.toJson(items, prettyPrinter);
    }