NFV page

Signed-off-by: Don Marti <dmarti@cloudius-systems.com>
Fix NFV article

Replace draft version with actual version.

Signed-off-by: Don Marti <dmarti@cloudius-systems.com>
Edits for NFV article

Address comments, remove extra verbiage.

Signed-off-by: Don Marti <dmarti@cloudius-systems.com>
Merge pull request #42 from dmarti/nfv

NFV page