[orca] Add help index description

[Ekaterina Gerasimova <egerasimov src gnome org>]

commit b7cee3924d5012cec995e6a82b7c6dcde2920446
Author: Ekaterina Gerasimova <kittykat3756 gmail com>
Date:   Mon Jan 27 23:37:01 2014 +0000

    Add help index description
    
    Add a description to the help index so all descriptions on
    https://help.gnome.org/users/ exist consistently.

 help/C/index.page |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/help/C/index.page b/help/C/index.page
index 93bf593..9b935f9 100644
--- a/help/C/index.page
+++ b/help/C/index.page
@@ -9,7 +9,12 @@
     <license>
       <p>Creative Commons Share Alike 3.0</p>
     </license>
+
+    <desc>Orca is a free, open source, flexible, and extensible screen reader
+    that provides access to the graphical desktop via speech and refreshable
+    braille.</desc>
   </info>
+
   <title>
     <media type="image" mime="image/png" src="figures/orca-logo.png">
       <app>Orca</app>'s logo