It now recalculates video sort_order from created_at newest-first, so
videos with corrected/original publish dates appear first in the
homepage and public catalogue. I also updated
catalogue/admin/latest-video ordering to use publish date as a
tie-breaker after stored sort order.
Also updated
[README.md](/Users/tyemeclifford/Documents/GH/mediaplayer/README.md) and
[changelog.md](/Users/tyemeclifford/Documents/GH/mediaplayer/changelog.md).