Adding instructions for vagrant-berkshelf requirement.

The project moved from submodules to Berkshelf for the inclusion of chef cookbooks. This plugin is required for Vagrant to execute this new method.
Added docroot handling for the site install
Added NFS support commented out by default.
Removed docroot handling
Merge pull request #35 from rickmanelius/vagrant-bershelf-instructions

Adding instructions for vagrant-berkshelf requirement.
Updated readme with small link to wiki about NFS
Merge pull request #42 from timodwhit/NFS

NFS handling
Fixes cyberswat/drupal-lamp#46, syntax issue with nfs, replaces the period with the comma
Add note about MySQL gem if using Omnibus Chef.
Merge pull request #47 from timodwhit/virt-new

Fixes #46
Merge pull request #48 from wizonesolutions/patch-1

Add note about MySQL gem if using Omnibus Chef.
Update README.md
Adjusted to pull d8 by default. Addresses cyberswat/drupal-lamp#56.
Added 8.0 as the version
Updated Berksfile to d8 drupal cookbook commit with css preprocessor
Updated the commit reference to non brokenness
Merge pull request #55 from timodwhit/d8

D8
Misplaced the hash for drush, so it was fataling out.
Merge pull request #56 from timodwhit/d8

Misplaced the hash for drush, so it was fataling out.
Updating the base boxe links to address #53. Started moving relevant information to wiki pages.