add presence-disable-early sofia option to send non-specifc presence messages w/o special case for early

src/mod/endpoints/mod_sofia/mod_sofia.h

@@ -262,6 +262,7 @@ typedef enum {
 	PFLAG_SHUTDOWN,
 	PFLAG_PRESENCE_MAP,
 	PFLAG_OPTIONS_RESPOND_503_ON_BUSY,
+	PFLAG_PRESENCE_DISABLE_EARLY,
 	/* No new flags below this line */
 	PFLAG_MAX
 } PFLAGS;