Iiif-now

Features

* Added `homepage` to manifest.
* Added `rights` to manifest.
* Initialized `StudyGuide` as something that may be rendered from a manifest.

Features

* Canvases now have metadata.

Bug Fixes

* Thumbnails: Both video and image canvases get thumbnails.
* navPlace: If location unknown, print error and pass.

Minor Changes

* Manifests: Got rid of all hard-coded URIs.

Features

* Added artists to metadata.
* Added thumbnails to image canvases.

Bug Fixes

* Made sure codes are not repeated in parent manifests.

* Implemented change log.
* Added progress bar.
* Added navPlace.