docs: consolidate html header and footer

add doctype
add character encoding
add missing <head> tag
unify html header and footer

Signed-off-by: Brian Paul <brianp@vmware.com>
diff --git a/docs/llvmpipe.html b/docs/llvmpipe.html
index bd9cc26..13eb924 100644
--- a/docs/llvmpipe.html
+++ b/docs/llvmpipe.html
@@ -1,12 +1,13 @@
-<HTML>
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+  <meta http-equiv="content-type" content="text/html; charset=utf-8">
+  <title>llvmpipe</title>
+  <link rel="stylesheet" type="text/css" href="mesa.css">
+</head>
+<body>
 
-<TITLE>llvmpipe</TITLE>
-
-<link rel="stylesheet" type="text/css" href="mesa.css"></head>
-
-<BODY>
-
-<H1>Introduction</H1>
+<h1>Introduction</h1>
 
 <p>
 The Gallium llvmpipe driver is a software rasterizer that uses LLVM to
@@ -200,3 +201,6 @@
   for a stand-alone example.  See the llvm-c/Core.h file for reference.
 </li>
 </ul>
+
+</body>
+</html>