Additional option to cleanup even failed containers
Additional option to cleanup even failed containers

Also support --pull flag to pull the latest version of the base

Change-Id: I3205d6e799772138edaf2b0666353c19dfbf52f0

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