Export FS_TYPE in instack-virt-setup
Export FS_TYPE in instack-virt-setup

I don't think it will be respected otherwise.

rdo-management/instack-undercloud,eprasad/instack-undercloud,dpkshetty/instack-undercloud,dmsimard/instack-undercloud,dpkshetty/instack-undercloud,eprasad/instack-undercloud,dmsimard/instack-undercloud,bcrochet/instack-undercloud,agroup/instack-undercloud,bcrochet/instack-undercloud,rdo-management/instack-undercloud,agroup/instack-undercloud