Add back slow IUK from beta1 to rc1

wiki/src/news/test_2.0-rc1.mdwn

@@ -88,7 +88,8 @@ to port it to GNOME Shell (issued in January, 2015) was unsuccessful.
    <a class="download-signature"
    href="https://tails.boum.org/torrents/files/tails-i386-2.0~rc1.iso.sig">Tails 2.0~rc1 signature</a>
 
-   Or try the <a href="#automatic_upgrade">automatic upgrade</a> from 2.0~beta1.
+   Or try the <a href="#automatic_upgrade">automatic upgrade</a> from
+   2.0~beta1 even though it is very slow.
    Note that there is no automatic upgrade from 1.8.2 to this release.
 
 1. [[Verify the ISO image|download#verify]].