Issue 470 | Fix stackbit validation errors (#472)

Clément Pannetier

31.43.2020 05170b5c79f066d3f72ee95fef0783989ca38952

 stackbit.yaml

@@ -153,6 +153,8 @@
            name: series
          - type: string
            name: tag
          - type: string
            name: author
  basicpage:
    type: page
    label: Basic Page
@@ -195,6 +197,11 @@
        label: Series
        items:
          type: string
      - type: list
        name: authors
        label: Authors
        items:
          type: string
      - type: string
        name: externalLink
      - type: string