Update dockerfile for davical for stretch base
Update dockerfile for davical for stretch base

Signed-off-by: Jan Losinski <577c4104c61edf9f052c616c0c23e67bef4a9955@wh2.tu-dresden.de>
(cherry picked from commit 54ef9de0764f5edb6daab380dd554707631f9394)

janLo/dockerfiles,janLo/dockerfiles