CSV Importer: Import notes

[val99erie]

In the code for the CSV parser, there is a TODO to import notes: https://github.com/curationexperts/alexandria-v2/blob/master/lib/importer/csv_parser.rb#L95

Update the CSV importer to import the notes fields.

Acceptance criteria:

• [x] When I import a CSV file that has notes, I can see the notes (and note types) on the resulting object if I view the object in the web app or in the rails console.

[val99erie]

Task:

• [x] Add the changes to the CSV headers to the wiki page that has the master list of metadata file changes.