gallium/cell: Remove the driver.

Complicates Gallium3D development and doesn't seem to have active users.

Signed-off-by: Kai Wasserbäch <kai@dev.carbon-project.org>
Signed-off-by: José Fonseca <jfonseca@vmware.com>
diff --git a/docs/news.html b/docs/news.html
index 9128492..d6a2aa8 100644
--- a/docs/news.html
+++ b/docs/news.html
@@ -217,7 +217,7 @@
 <h2>January 24, 2008</h2>
 
 <p>
-Added a new page describing the <a href="cell.html">Mesa Cell driver</a>.
+Added a new page describing the Mesa Cell driver.
 </p>