GitLab

`prefer-iiif'.

(concord-images-add-url): Likewise.
(concord-images-add-iiif): Likewise.

image.kanji.zinbun.kyoto-u.ac.jp.

the same as `->HNG' to get HNG-chars from abstract character of UCS.

`image-height' instead of feature `width' and feature `height'.
(concord-images-add-segments): Likewise; use feature `image-offset-x'
and feature `image-offset-y' instead of `offset-x' and `offset-y'.