Merge branch 'master' into vagrant-workflow
Clean up; explicit vagrant directory

Make the ~/vagrant directory explicit and consistent across docs
Major refactoring

standardize OSX -> OS X (woe for a stylesheet)
Remove information duplicated between this and the vagrant provider
page; reference it explicitly
Standardize on ~/vagrant local folder
Update examples to use the bash template to fit the example code, and
match the output with the tree output
Merge pull request #194 from AdamIsrael/vagrant-workflow

Vagrant workflow