v0.9.4

What's Changed

• Automatically colour model by B-factor / PLDDT when opening slice-n-dice modal by @FilomenoSanchez in #415
• Changes to package.json for emsdk >= 3.1.62(?). by @stuartjamesmcnicholas in #416

Coot commit: pemsley/coot@88a2d0d
Lhasa commit: moorhen-coot/LhasaReact@09d525b
Full Changelog: v0.9.3...v0.9.4