Added initial draft of release notes for R14.0.13.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 733386778a)

doc/khelpcenter/releasenotes/index.docbook

@@ -16,6 +16,7 @@
   <!ENTITY r14.0.10 SYSTEM "r14.0.10.docbook">
   <!ENTITY r14.0.11 SYSTEM "r14.0.11.docbook">
   <!ENTITY r14.0.12 SYSTEM "r14.0.12.docbook">
+  <!ENTITY r14.0.13 SYSTEM "r14.0.13.docbook">
 
 ]>
 
@@ -65,6 +66,7 @@ role, including bug fixing, enhancements, testing, etc.</para>
 
 </sect1>
 
+&r14.0.13;
 &r14.0.12;
 &r14.0.11;
 &r14.0.10;

doc/khelpcenter/releasenotes/r14.0.13.docbook

@@ -0,0 +1,12 @@
+<sect1 id="release-notes-r14.0.13">
+<title>R14.0.13 Release Notes (draft)</title>
+
+<para>R14.0.13 is the thirteenth maintenance release of the R14.0 series,
+and is built on and improves the previous versions.</para>
+<para>Maintenance releases are intended to promptly bring bug fixes and
+new features to users, while preserving overall stability through the
+avoidance of both major API or feature changes and major codebase re-factoring.</para>
+
+<para>The ongoing temporary list of changes introduced by this release can be found <ulink url="https://mirror.git.trinitydesktop.org/gitea/TDE/tde/issues/83">here</ulink>.</para>
+
+</sect1>