update gallery info page layout & config, update /ancestors handler to return only approved items in chain
remove obsolete media queries
update module headers
refactoring cljs api-route handling to allow passing args
bugfix ancestors api route
add/update object ancestor/descendants/root graph queries, refactor 404 responses as missing-entity-response fn
add /update-asset-urls task queue handler
add /update-asset-urls task queue handler
Merge branch 'master' into feature/gallery (accidental rebase gone awry)