Fixing broken NFS Wikipedia link

Because NFS Wikipedia link has parenthesis, it need to be escaped
so Markdown don't break the URL.

Using tips from http://meta.stackoverflow.com/questions/13501/links-to-urls-containing-parentheses
Merge pull request #7 from ttres/patch-1

Fixing broken NFS Wikipedia link
Vagrant.plugin takes a string, not a number.
Merge pull request #8 from jordansissel/patch-1

Vagrant.plugin takes a string, not a number.
Fix some issues with the provisioning getting started docs
VM name is :id, not :name
Merge pull request #9 from rmasters/master

Tiny fix - VM provider config has the wrong symbol
Fixed spelling error in the word example
Merge pull request #11 from sneal/configuration-spelling-fix

Fixed spelling error in the word 'example'
Fix broken link
Fix some typos
Talk about path to Vmware Fusion