message: Failed index lookups adjusted
  getEntityClassIndex and getEntityOriginIndex now return -1 on failed searches and default to logging as logNpcSpawn instead of issuing a warning.
diff: @@ -596,8 +596,8 @@ int getEntityOriginIndex(const GameDataStore &data, bool is_player, const QStrin
  return idx;
  idx++;
  }
  - qWarning() << "Failed to locate origin index for"<<origin_name;
  - return 0;
  + qCDebug(logNpcSpawn) << "Failed to locate origin index for" << origin_name;
  + return -1;
  }
  int getEntityClassIndex(const GameDataStore &data, bool is_player, const QString &class_name)
  {
  @@ -610,8 +610,8 @@ int getEntityClassIndex(const GameDataStore &data, bool is_player, const QString
  return idx;
  idx++;
  }
  - qWarning() << "Failed to locate class index for" << class_name;
  - return 0;
  + qCDebug(logNpcSpawn) << "Failed to locate class index for" << class_name;
  + return -1;
  }
  GameDataStore &getGameData() {
  