docs: Add 8.0.4 release notes

Also add news story.  Extra, extra!  Read all about it!

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
diff --git a/docs/news.html b/docs/news.html
index b6b8267..541bde6 100644
--- a/docs/news.html
+++ b/docs/news.html
@@ -9,6 +9,14 @@
 
 <h1>News</h1>
 
+<h2>July 10, 2012</h2>
+
+<p>
+<a href="relnotes-8.0.4.html">Mesa 8.0.4</a> is released.
+This is a bug fix release.
+</p>
+
+
 <h2>May 18, 2012</h2>
 
 <p>