make menu wider

add QFileDialog::DontUseNativeDialog option

Remove unsupported line break in template script.

Update more code to use file streams.

Fix application bundle icon for macOS.

Organize UI and Resource files.

Update text and versions for pending release.

Use dynamic build version in About screen.

Use CMake instead of CPack to build package.

Define default generators for each platform.

Add release-publishing Action.

Add macOS Bundle resources for CPack.

Restrict building artifacts to tags.

Update ReadMe.

Rename README file to reflect Markdown content.