       --subject-set "345"         If omitted, a new subject set is created
       --skip 50                   Skip the first N lines (per manifest file)
       --limit 100                 Only create N subjects (per manifest file)
+      --skip-media-upload         Default to false. Designates a supplied url for each subject, instead of uploading an image.
 
     Notes:
       Multiple manifests will end up in the same subject set.

    r: 'project'
    w: 'workflow'
    'subject-set': 'subjectSet'
    h: 'help'

  default:

    metadata[key.trim()] = value.trim?() ? value
  metadata

findImagesFiles = (searchDir, metadata) ->
  imageFiles = []
  for key, value of metadata
    imageFileName = value.match?(/([^\/]+\.(?:jpg|jpeg|gif|png|svg|mp4|txt))/i)?[1]
