Many new xray capabilities including duplicate file, utf8 file and shell detection

New Features

• Ability to find duplicate files for xray (--detect-duplicates, --show-duplicates)
• Ability to find all utf8 encoded files for xray using the --detect-utf8 flag (optionally dumping them to console, directory or tar file).
• Ability to find the files with special permissions (--show-special-perms).
• Ability to find all installed shells for xray.
• Container entry information for xray with file detection.
• Inherited image instructions (aka ONBUILD instructions) for xray.
• More image level stats for xray.

Improvements

• Multiple tags for the build command.
• --http-probe-off flag for the build command to provide a shortcut to disable HTTP probing.
• Flexible target image handling to use non-default tags if the latest tag doesn't exist and no explicit tag is provided.

Binaries

Build them from source or download from a CDN location:

• Mac
• Linux
• Linux ARM
• Linux ARM64