Open Stack

Hi, I'd like you to take a look at this patch for potential
DocImpact.
https://review.openstack.org/20449

Log:
commit c9af27c2302dda74e702c1cdc50a521fe0b32431
Author: Alex Meade <alex.meade at rackspace.com>
Date:   Mon Dec 10 15:17:58 2012 -0500

    xenapi: Add support for different image upload drivers
    
    This change refactors image upload code for xenapi and adds the
    xenapi_image_upload_handler config option.
    
    Preparation for bp nova-direct-image-upload
    DocImpact
    
    Change-Id: Icd4e7ef135beddca9ddcc4a880c09e5a1702a93c