add support for tagged vlan only bonding interfaces
Support virtio26 for generic qemu fallback
More work on input validation.
Merge pull request #1181 from jmaas/master

More work on input validation.
Merge pull request #1178 from opoplawski/virtio

Support virtio26 for generic qemu fallback
Merge pull request #1155 from TheMeier/master

Debian network config: add support for tagged vlan only bonding interfaces
Fix pyflakes warnings in utils.py

pyflakes says, "import 'os' from line 24 shadowed by loop variable"
and breaks "make qa".
Merge pull request #1184 from martin-helmich/fix-pyflakes-warnings

Fix pyflakes warnings in utils.py