Adding cisco-n1kv support in astapor/foreman

I have made changes which required in foreman to install cisco nexus1000v plugin. I validated my changes with ICE HOUSE RDO in RHEL 7 controller and ICE HOUSE RDO in RHEL6.5
yes, I apologize for that. seems like it wasn't removed when I rebased our branch. I will remove line 357-367.