docs: Update documentation and Doxygen documentation generation
diff --git a/docs/source/intro.rst b/docs/source/intro.rst
index 1ef79b3..ccd8351 100644
--- a/docs/source/intro.rst
+++ b/docs/source/intro.rst
@@ -32,10 +32,10 @@
 		     ^ 					    ^
     .................|......................................|......................
     .		     v			     	            v			  .
-    .		+------------------+	     +----------------------+		  .
-    .           |      "Face"      |	     |        "Face"        |		  .
-    .           |    "(AppFace)"   |	     |   "(NetDeviceFace)"  |		  .
-    .		+------------------+         +----------------------+		  .
+    .         +----------------------+	     +----------------------+		  .
+    .         |      "Face"          |	     |        "Face"        |		  .
+    .         | "(AppFace, ApiFace)" |       |   "(NetDeviceFace)"  |		  .
+    .         +----------------------+       +----------------------+		  .
     .		               ^                   ^				  .
     .			       |                   |				  .
     .			       v                   v				  .