Core is spinning

What's Changed

• Measuring inductor core permeability
• Bugfixes for calibration data loading and saving
• Let V2 Devices more time for usb-serial setup
• Make some windows scrollable

Known Bugs

• Resonance Analysys crashes Appliction (fixed in main branch)

New Contributors

• @apo76 made their first contribution in #566
• @ikatkov made their first contribution in #599

Full Changelog: https://github.com/NanoVNA-Saver/nanovna-saver/compare/v0.5.4..v0.5.5

Installation Hint

• If using binaries on Mac or Linux you have to chmod +x nanovna-saver after
  unzipping as executable flags get lost with zip.

Windows build seems to have trouble, don't know if working as lacking windows....

• Windows binary for 64Bit systems in NanoVNASaver.x64.zip
• Windows binary for 32Bit systems in NanoVNASaver.x86.zip