public WindowsWatcher()
        {
            using (StreamReader file = File.OpenText(KnownAppFileName))
            {
                knownApps = JsonConvert.DeserializeObject <KnownApps>(file.ReadToEnd());
            }

            using (StreamReader file = File.OpenText(IgnoreAppFileName))
            {
                ignoredApps = JsonConvert.DeserializeObject <KnownApps>(file.ReadToEnd());
            }
        }