document XML extension

diff --git a/help/html/releases.html b/help/html/releases.html
index dd90b65..a43909f 100755 (executable)
--- a/help/html/releases.html
+++ b/help/html/releases.html
@@ -77,6 +77,7 @@
                <ul>
                        <li>Features format: graduated colour definitions and
                        specification of feature scores</li>
+                       <li>XML formats extended to support graduated feature colourschemes</li>
                        <li>
                </td>
                <td>