Bibarchive: Bagit created correctly

* Change name to include version number
Bibarchive: Regression Test Update
Bibarchive: Create Bagit small edit
Bibarhive: Version passed for naming

* Archiver pass the version number to create_bagit() to allow
the version to be in the name
Bibarchive: Chose archive to fs and/or mongo

* bagit_storage_type added to config vars to allow the user to
choose how files are archived
Merge branch 'bibarchive-extra-bf' into bibarchive-extra