Python: Fix broken API (rename url back to relative_url)
Python: Fix broken API (rename url back to relative_url)

rholy/librepo,bgamari/librepo,rpm-software-management/librepo,rpm-software-management/librepo,cgwalters/librepo,bgamari/librepo,cgwalters/librepo,bgamari/librepo,Conan-Kudo/librepo,cgwalters/librepo,Conan-Kudo/librepo,rholy/librepo,Tojaj/librepo,rpm-software-management/librepo,Tojaj/librepo,rholy/librepo,rholy/librepo,Tojaj/librepo,Conan-Kudo/librepo,cgwalters/librepo