/// <summary>
 /// Returns list of words that are not translated or at least it's possible that they aren't translated.
 /// </summary>
 public void Start()
 {
     IterateOverAllFiles(_outputRoot, i =>
     {
         var fileName = i.Split('.');
         var lang     = fileName[fileName.Count() - 2];
         var root     = i.DeSeriXML <root>();
         KnownValues.ExtractNewValues(root, lang);
     }, i => i.Split('.').Length > 2 && i.IndexOf("resx") != -1);
     Start(_projectRoot, _outputRoot, _languages);
 }