[rygel] docs: Improve the librygel-core overview.

[Murray Cumming <murrayc src gnome org>]

commit cccb199a4eea3211d37a5ddaa98b51072bc2f8dd
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Oct 12 14:09:52 2012 +0200

    docs: Improve the librygel-core overview.

 doc/reference/librygel-core/gtkdoc/overview.xml |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)
---
diff --git a/doc/reference/librygel-core/gtkdoc/overview.xml b/doc/reference/librygel-core/gtkdoc/overview.xml
index 85fcb65..2cd26bb 100644
--- a/doc/reference/librygel-core/gtkdoc/overview.xml
+++ b/doc/reference/librygel-core/gtkdoc/overview.xml
@@ -11,11 +11,7 @@ librygel-core is part of the <ulink url="http://rygel-project.org/";>Rygel</ulink
 </para>
 
 <para>
-This library allows in-process use of much of the DLNA and UPnP knowledge coded in Rygel.
-It is used by the <ulink url="http://rygel-project.org/";>Rygel</ulink> server, 
-<ulink url="http://developer.gnome.org/librygel-renderer/unstable/";>librygel-renderer</ulink>.
-It is also used by <ulink url="https://live.gnome.org/Rygel/Korva";>Korva</ulink>, which is in
-turn used by the <ulink href="http://jensge.org/helium-a-m-dmc-for-your-n9/";>Helium</ulink> UPnP control point.
+librygel-core is a collection of classes useful to Rygel's <ulink url="http://developer.gnome.org/librygel-server/unstable/";>server</ulink> and <ulink url="http://developer.gnome.org/librygel-renderer/unstable/";>renderer</ulink> implementation libraries and useful to plugin implementors.
 </para>
 
 <para>