Remove all mentioned of subversion

The repo hasn't been hosted in subversion for a while so the documents
are no longer relevant to working with the repo. Also remove the
unused code in the makezip.sh tool.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
3 files changed