Deleted wicd-eduroam-rub due to wicd not supporting TKIP in WPA-EAP.

I am the maintainer of wicd-eduroam-rub [1]. Our university has switched
eduroam to TTLS-MSCHAPv2 which wicd cannot do [2]. So this package is
not working anymore and won't work in the future either. Please delete it.

Thanks!

[1] https://aur.archlinux.org/packages/wicd-eduroam-rub/
[2] https://wiki.archlinux.org/index.php/wicd#Bad_password_using_PEAP_with_TKIP.2FMSCHAPV2