nat: adding docs for nat44-ed sub plugin

Type: docs

Change-Id: Icfa2bdc9367f8438b53da7c89caec263ed6ab056
Signed-off-by: Filip Varga <fivarga@cisco.com>
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
diff --git a/docs/spelling_wordlist.txt b/docs/spelling_wordlist.txt
index 3b2443b..b64644b 100644
--- a/docs/spelling_wordlist.txt
+++ b/docs/spelling_wordlist.txt
@@ -373,6 +373,7 @@
 foreach
 formatter
 Fortville
+frontend
 fs
 fusermount
 Gbe
@@ -566,6 +567,7 @@
 labelled
 lacp
 lagrange
+lan
 LB
 lc
 lcov
@@ -613,6 +615,7 @@
 Loopback
 loopId
 lpc
+lru
 lshw
 lstack
 lt