Make setup_docker.sh bashate compliant
Make setup_docker.sh bashate compliant

Change-Id: I60ea3b103d1ebe6f9e1b02ef8c91868d7538cdee
Partially-Implements: blueprint bashate-gate

brk3/kolla,nihilifer/kolla,intel-onp/kolla,dardelean/kolla-ansible,GalenMa/kolla,LoHChina/kolla,rajalokan/kolla,jakedahn/kolla,rahulunair/kolla,openstack/kolla,coolsvap/kolla,mandre/kolla,openstack/kolla,coolsvap/kolla,toby82/kolla,HackToday/kolla,coolsvap/kolla,LoHChina/kolla,LoHChina/kolla,tonyli71/kolla,rajalokan/kolla,mrangana/kolla,negronjl/kolla,invenfantasy/kolla,invenfantasy/kolla,mandre/kolla,HackToday/kolla,negronjl/kolla,HackToday/kolla,GalenMa/kolla,toby82/kolla,dardelean/kolla-ansible,mandre/kolla,fdumpling/kolla,toby82/kolla,chenzhiwei/kolla,invenfantasy/kolla,chenzhiwei/kolla,brk3/kolla,limamauricio/mykolla,jakedahn/kolla,meticulo3366/kolla,limamauricio/mykolla,rahulunair/kolla,mrangana/kolla,stackforge/kolla,limamauricio/mykolla,meticulo3366/kolla,stackforge/kolla,tonyli71/kolla,nihilifer/kolla,chenzhiwei/kolla,negronjl/kolla,dardelean/kolla-ansible,stackforge/kolla,fdumpling/kolla,jakedahn/kolla,intel-onp/kolla,fdumpling/kolla,rajalokan/kolla