Add index to the Nyucore::Metadatum object
Construct the Nyucore::Metadatum with their indexes
Use the value's (Nyucore::Metadatum) index in the form
Only send the native metadata to get the index in the :field_id Nyucore helper
Make source data gray 'cuz that looks like it's immutable
Update the AdditionalField link CoffeeScript object for the new form
Update the immutable source cucumber feature for the new (and was old) id numbering convention
Re-record the immutable metadata VCR cassettes for use with the latest functionality
Merge pull request #68 from NYULibraries/feature/multiple_metadata_cukes_with_fixes

Feature/multiple metadata cukes with fixes