hst-imager_v0.9.256-2215133

Prerelease of hst-imager_v0.9.256-2215133:

• Update hst amiga package to fix updating rigid disk block pointers, fixes adding 2 file systems.
• Fix use of percent for size of disk and partition.
• Moved convert size to sector size to relevant commands.

For macOS and Linux versions type chmod +x hst.imager after extracting to run Hst Imager console.