public EntryRepository(Persister.IEntryWriter EntryWriter, Entry[] Entries) : this(EntryWriter) {
     foreach (var e in Entries)
     {
         entries.TryAdd(e.Id, e);
     }
 }
 public EntryRepository(Persister.IEntryWriter EntryWriter) : this()
 {
     this.entryWriter = EntryWriter;
 }