add speech from berlin, linuxtag

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>
speech from linux erfa

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>
add --url support for __package_yum

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>
++changes

Signed-off-by: Nico Schottelius <nico@bento.schottelius.org>