[Releng] Update Packages Downloads page
- Added python script to generate build and release xml files
- Modified behavior of the downlad management script
- Added gitignore file to prevent noise in the repo
Change-Id: Ic0cad8fb1bd36fc4cbe612cba82098707ba22342 Signed-off-by: Quentin Le Menez quentin.lemenez@cea.fr