[gnomemm-website] Download: Remove mentions of specific version numbers.

[Murray Cumming <murrayc src gnome org>]

commit 8586de1aab92227c3c17f2927f12970c20f23b4e
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue Mar 10 10:37:53 2015 +0100

    Download: Remove mentions of specific version numbers.
    
    Instead describe the odd and even numbers convention.

 docs/C/download.xml |   20 +++-----------------
 1 files changed, 3 insertions(+), 17 deletions(-)
---
diff --git a/docs/C/download.xml b/docs/C/download.xml
index 38e2176..f4b6d33 100644
--- a/docs/C/download.xml
+++ b/docs/C/download.xml
@@ -47,26 +47,13 @@ operating system unless you wish to test the latest versions. However, <ulink ur
       </sect2>
       <sect2>
         <title><anchor id="Source"/>Source</title>
-        <sect3>
-          <title><anchor id="devel"/>Unstable gtkmm and GNOME bindings:</title>
-          <para>These replace the stable glibmm and gtkmm versions and are currently unstable:</para>
+          <para>Even-numbered versions (such as 3.16.x) are stable. Odd-numbered versions (such as 3.15.x) 
are unstable development versions.</para>
           <itemizedlist>
             <listitem>
-              <para><ulink url="http://ftp.gnome.org/pub/GNOME/sources/glibmm/2.39/";>glibmm 2.39</ulink> 
(unstable)</para>
+              <para><ulink url="http://ftp.gnome.org/pub/GNOME/sources/glibmm/";>glibmm</ulink></para>
             </listitem>
             <listitem>
-              <para><ulink url="http://ftp.gnome.org/pub/GNOME/sources/gtkmm/3.11/";>gtkmm 3.11</ulink> 
(unstable)</para>
-            </listitem>
-          </itemizedlist>
-        </sect3>
-        <sect3>
-          <title><anchor id="stable"/>Stable gtkmm and GNOME bindings:</title>
-          <itemizedlist>
-            <listitem>
-              <para><ulink url="http://ftp.gnome.org/pub/GNOME/sources/glibmm/2.38/";>glibmm 2.38</ulink> 
(stable)</para>
-            </listitem>
-            <listitem>
-              <para><ulink url="http://ftp.gnome.org/pub/GNOME/sources/gtkmm/3.10/";>gtkmm 3.10</ulink> 
(stable)</para>
+              <para><ulink url="http://ftp.gnome.org/pub/GNOME/sources/gtkmm/";>gtkmm</ulink></para>
             </listitem>
             <listitem>
               <para><ulink 
url="http://ftp.gnome.org/pub/GNOME/sources/goocanvasmm";>goocanvasmm</ulink></para>
@@ -80,7 +67,6 @@ operating system unless you wish to test the latest versions. However, <ulink ur
             </listitem>
 -->
           </itemizedlist>
-        </sect3>
       </sect2>
       <sect2>
         <title>Requirements</title>