[luau] videl ftp mirror change

[Matthew John Darnell]

> The ftp mirror on videl was recently switched from vsftpd to
> proftpd. With this change, class-based bandwidth controls were
> added to help give preferential treatment to the UH campus and
> local Hawaiian ISPs.
> 
> The current bandwidth cap for unknown IP space is capped at
> 400kbps / 50KBps per IP. If your IP does not fall within the
> following netblocks, then your downloads will be penalized until
> you send me _privately_ your IP range. Public replies to this
> message containing requests will be ignored.
> 
>   128.171.0.0/16    # UH
>   64.29.64.0/19     # netenterprise.com
>   64.65.64.0/18     # lava.net
>   66.180.128.0/19   # netenterprise.com
>   206.126.0.0/20    # flex.com
>   216.235.32.0/19   # oceanic.com


I am currently getting the following error when connecting to Videl