* wip sortChildrenOfContent kind
* export types
* add modal token + consts
* Update manifests.ts
* add content tree item model
* wip use umb-table element
* set as prop
* render sort icon
* prevent selection when sortable
* remove unused
* clean up
* reflect sortable prop
* start implementing sortChildrenOfContent
* render name and create date
* handle date ordering
* remove unused
* clean up
* fix grab and grabbing styling for sortable table rows
* render label when no children
* Update sort-children-of-content-modal.element.ts
* fix styling of load more
* only allow sorting when all items are loaded
* Update index.js