Without the 's' the root files are ignored
Completing the Metadata struct inside the CookbookVersion struct

Since I need this info for my program, I just completed the struct with
the missing fields
Merge pull request #35 from svanharmelen/bugfixing_typo

Without the 's' the root files are ignored
Merge pull request #36 from svanharmelen/complete_cb_metadata

Completing the Metadata struct inside the CookbookVersion struct