message: Change Application.Position width and height to fixed string
  This only allows numbers and the fixed string 'auto' for both these
  properties now. This fixes on GitHub.
diff: @@ -514,11 +514,11 @@ declare namespace Application {
  }
  interface Position {
  - height?: number | string
  + height?: number | 'auto'
  left?: number
  scale?: number
  top?: number
  - width?: number | string
  + width?: number | 'auto'
  }
  interface RenderOptions {
  