hst-imager_v0.9.250-1c64238

Prerelease of hst-imager_v0.9.250-1c64238:

• Fix javascript spawn error on gui startup.
• Update urls in about page.
• Update compatible option to be false by default for blank command.

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