a bugfix release.
- stop using Synchronized Update Mode with kitty due to a bug which was rapidly fixed upstream (#1864)
- fix serious issues in the OpenImageIO backend that had gone neglected for too long (#1722, #1723).
ncvisual_blitset_geom()
fixes for several cases, mostly involvingNCVISUAL_OPTION_CHILDPLANE
(#1854 )- fix SM-based Synchronization Mode (#1850)
- clear old glyphs even when under new sixel (#1537). this fixes the [xray] demo in foot and xterm
- mojibake demo: add new emoji from Unicode 14.0β
- fix
cell_extended_p()
for big-endian