Hide manager password from "manager show user foo".

I realize that there are other ways to get this,
 but we really don't need to just show it in plain text so easily.

Issue 9273, patch by junky


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@63982 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/manager.c

@@ -479,7 +479,7 @@ static int handle_showmanager(int fd, int argc, char *argv[])
 		"          write: %s\n"
 		"displayconnects: %s\n",
 		(user->username ? user->username : "(N/A)"),
-		(user->secret ? user->secret : "(N/A)"),
+		(user->secret ? "<Set>" : "(N/A)"),
 		(user->deny ? user->deny : "(N/A)"),
 		(user->permit ? user->permit : "(N/A)"),
 		(user->read ? user->read : "(N/A)"),