Update sample config files for setvar

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4268 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/iax.conf.sample

@@ -237,6 +237,7 @@ inkeys=freeworlddialup
 ;context=local
 ;auth=md5,plaintext,rsa
 ;secret=markpasswd
+;setvar=foo=bar
 ;dbsecret=mysecrets/place	; Secrets can be stored in astdb, too
 ;notransfer=yes		; Disable IAX native transfer
 ;jitterbuffer=yes	; Override global setting an enable jitter buffer

configs/sip.conf.sample

@@ -155,6 +155,7 @@ srvlookup=yes			; Enable DNS SRV lookups on outbound calls
 ; progressinband              progressinband
 ; promiscredir                promiscredir
 ; useclientcode               useclientcode
+; setvar
 ; callerid
 ; accountcode
 ; amaflags