Consistent usage of XHTML and UTF-8 for documentation.
diff --git a/org.jacoco.doc/docroot/doc/changes.html b/org.jacoco.doc/docroot/doc/changes.html
index f120f62..11582f8 100644
--- a/org.jacoco.doc/docroot/doc/changes.html
+++ b/org.jacoco.doc/docroot/doc/changes.html
@@ -1,9 +1,9 @@
-<?xml version="1.0" encoding="ISO-8859-1" ?>
+<?xml version="1.0" encoding="UTF-8" ?>
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
-  <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" />
-  <link rel="stylesheet" href=".resources/doc.css" charset="ISO-8859-1" type="text/css" />
+  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+  <link rel="stylesheet" href=".resources/doc.css" charset="UTF-8" type="text/css" />
   <link rel="shortcut icon" href=".resources/report.gif" type="image/gif" />
   <title>JaCoCo - Change History</title>
 </head>