tests made in 'docker run' create files with 'root' owner and ws-cleanup
plugin can't delete them after. Fixing umask here to allow files
deletion.
Change-Id: If15ffec65c680c6c01c91327a511cdde2614ff18
* fix default redis db when no config file
* fix call-id list from kamailio
* refesh Docker due to TT#5032
Change-Id: Ie8847b238e5a24b22baa48fc8c9b41e39397d84e
This way we get a Debian Jessie system with Sipwise mirrors and need
not do any additional setup.
* we need lua-unit from our repos
Change-Id: I08fb9f594f94bed08b1a60d112d676475973a1a6