v6.4.0

• Update h5web from 6.0.1 to 6.4.1. Main changes underlined below (for a complete list see the H5Web Releases page)
  • ✨ When an entity in the explorer has focus (as indicated by a focus outline), pressing ArrowUp or ArrowDown on the keyboard now moves focus to the next or previous entity (similarly to Tab and Shift+Tab). Pressing Enter (or Space) then selects the entity.
  • ✨ < NX Image > Enable or disable "keep ratio" automatically based on axis units
  • ✨ < Matrix > Add support for nD datasets with Compound HDF5 type
  • ✨ < Matrix > Numbers formatting can be set to scientific notation (default), fixed-point notation, or automatic
  • ✨ < NX Spectrum > Add support for auxiliary signals with associated error datasets
  • 🐛 < Scalar > Don't collapse line breaks and tabs
• ✨ Improve error message when one does not have permission to access the file
• ✨ Opening a HDF5 file with the viewer no longer prevents other software from reading it
• ✨ Tune the height of the H5Web output cell when opened in the notebook #93