Update vm box url to latest updates + vbox 4.2.16
Added second argument to pass IP address to script

havent tested this, simply replaced IP address with $2

@TODO: consider setting a default IP if one is not passed.
Merge pull request #1 from wnrosenberg/patch-1

Added second argument to pass IP address to script
Add mount options for guest os' nfs, improving stability.

Only works with vagrant 1.3.0+
Remove options no longer recognized by Vagrant 1.3+
Comment out nic type workaround that should be fixed with latest.