Upgrade to IIIF UV 4 viewer

What's Changed

• Bootstrap 5 migration by @portableant in #288
• Add researcher text to labels, credit due. by @portableant in #289
• Add researcher by @portableant in #290
• Add geojson LD TTN by @portableant in #291
• Add IIIF by @portableant in #292
• Add IIIF by @portableant in #293
• Change uv embed page by @portableant in #294
• Change uv version by @portableant in #295
• Change uv version by @portableant in #296
• Change method for uv generation by @portableant in #297
• Add button IIIF and change color to TTN by @portableant in #298

Full Changelog: 1.0.4...1.05