SFSIP-95 dont require valid Supported header because even if cisco insists they…

SFSIP-95 dont require valid Supported header because even if cisco insists they are rfc3261 compiant, having (null) in a header just isn't

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9863 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/sofia-sip/.update

-Fri Sep 26 18:37:04 CDT 2008
+Mon Oct  6 17:52:55 EDT 2008

libs/sofia-sip/libsofia-sip-ua/sip/sip_bad_mask

@@ -56,7 +56,6 @@ Path = sip_mask_registrar
 #
 # Headers that must be valid in UA, proxy or registrar
 #
-Supported = sip_mask_ua | sip_mask_proxy | sip_mask_registrar
 Contact = sip_mask_ua | sip_mask_proxy | sip_mask_registrar
 Require = sip_mask_ua | sip_mask_registrar | sip_mask_timer
 Record-Route = sip_mask_ua | sip_mask_proxy