Apply anti-spam obfuscation to an email address.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@198083 65c4cc65-6c06-0410-ace0-fbb531ad65f3

CREDITS

@@ -198,7 +198,7 @@ Moises Silva (moy) - for writing LibOpenR2, and providing support for it in chan
      moises.silva(AT)gmail.com
 
 Eliel C. Sardanons - XML documentation implementation, and various other contributions
-     <eliels@gmail.com>
+     eliels(AT)gmail.com
 
 === OTHER CONTRIBUTIONS ===
 John Todd - Monkey sounds and associated teletorture prompt