- Re-shot every Mac screenshot from /Applications/StarPlayrX.app 1.1.18
  (menu panel, tear-off, window shade, the three bubble modes) at 2x retina
- New demo: 1760x1640 retina recording, now long enough to show the panel
  gliding back under the menu bar at the end (verified frame by frame:
  search field at x=401 docked, 189 torn off, back to 401 at the finish)
- README download link and demo alt text updated for 1.1.18