Mentioned "3" branch, removed reference to the now obsolete "2.4" branch.
diff --git a/src/main/docgen/book.xml b/src/main/docgen/book.xml
index 71835f8..6b88475 100644
--- a/src/main/docgen/book.xml
+++ b/src/main/docgen/book.xml
@@ -1933,11 +1933,8 @@
</listitem>
<listitem>
- <para><literal>master</literal>: FreeMarker 2.4.x. Had no
- release as of this writing. This is <literal>2.3-gae</literal>
- plus the changes that aren't 100% backward compatible. We only
- commit 2.4-exclusive changes directly here, all other changes
- are coming from <literal>2.3-gae</literal> via merging.</para>
+ <para><literal>3</literal>: FreeMarker 3.x.x. Had no release as
+ of this writing.</para>
</listitem>
</itemizedlist>
</listitem>