Adding a logo so it gets displayed

Author: cvvergara

doc/index.rst

@@ -2,6 +2,10 @@
 Welcome to |osgeolive-version|
 ================================================================================
 
+.. image:: /images/osgeolive-logo/osgeolive-banner.png
+  :scale: 70 %
+  :alt: Logo
+
 `OSGeoLive <https://live.osgeo.org>`_ is a self-contained bootable DVD, USB
 thumb drive or Virtual Machine based on `Lubuntu <https://lubuntu.me>`_,
 that allows you to try a wide variety of open
@@ -71,3 +75,5 @@ A half hour `presentation <presentation.html>`__, highlighting all
 OSGeoLive applications, is available with slides, script
 
 .. , and `abstract <presentation/abstract.txt>`_.
+
+