update fog-openstack gem to 0.1.21 (#202)
update fog-openstack gem to 0.1.21 (#202)


okornev/oneops,lkhusid/oneops,okornev/oneops,lkhusid/oneops,lkhusid/oneops,gauravlall/oneops,gauravlall/oneops,lkhusid/oneops,gauravlall/oneops,okornev/oneops,gauravlall/oneops,okornev/oneops,gauravlall/oneops,lkhusid/oneops,lkhusid/oneops,okornev/oneops,gauravlall/oneops,okornev/oneops