Added introduction, architecture section

Updated license header on new files.

Change-Id: Ic44db303ab935099698f8c6547904802381fce5c
diff --git a/dict.txt b/dict.txt
index 121a137..a62d2f7 100644
--- a/dict.txt
+++ b/dict.txt
@@ -1,4 +1,10 @@
+scalable
+disaggregated
+pre
+dataplane
+prometheus
 ap
+apis
 Gx
 Sxab
 Resynchronization