Adds IPTable entries for port forwarding inside the BOSH-lite [finishes #72378510].

Signed-off-by: Nikhil Gajwani <ngajwani@pivotallabs.com>
Add the vagrant box URL. /cc @mmb
Merge pull request #114 from gajwani/master

Adds IPTable entries for port forwarding inside the BOSH-lite [finishes ...