* Update docs/submodules/compass4nfv from branch 'master'
- Install network pkgs during OS installation
Before network is setup, host can't access to internet.
Install bridge-utils, ifenslave and vlan when cobbler
managing OS installation so when network restart all pkgs
needed is ready.
Change-Id: Idaa880ed0abfb50f417d67fe55e964992a185c80
Signed-off-by: Harry Huang <huangxiangyu5@huawei.com>