Move specs to a namespace

More specs are coming
Support data bags, data bag items, environments and roles inside folders
Add initial specs for the checklists

`#server_items` and `#local_items` for now
Merge pull request #18 from gregkare/folders

Support data bags, data bag items, environments and roles inside folders
Version 0.8.0

Now supports data bags, data bag items, environments and roles inside
folders.