docs: Update documentation and Doxygen documentation generation
diff --git a/utils/ndn-local-info-tag.h b/utils/ndn-local-info-tag.h
index 1ff6117..ba7aa92 100644
--- a/utils/ndn-local-info-tag.h
+++ b/utils/ndn-local-info-tag.h
@@ -30,6 +30,7 @@
 class Face;
 
 /**
+ * @ingroup ndn-fw
  * @brief Packet tag that is used to keep information about face from which packet was received
  *
  * This tag may be extended later to include more information, if necessary