v31.0.0rc5

This is one of the last release candidate for the upcoming 31 release.

v31 is a major release with many new features, and several bug fixes and
improvements including major updates to the package and dependency collection and to the license detection.

Several bugs have been fixed when compared with 31.0.0rc3 in particular the ability to properly report licenses in system package scans.

See https://github.com/nexB/scancode-toolkit/blob/v31.0.0rc5/CHANGELOG.rst for an overview of the changes in v31 compared to v30.
Please try this release and report any installation issues so we can work towards a stable 31.
Thank you!

What's Changed since 31 rc3

• Release 31 rc4 prep by @pombredanne in #3036
• Add package_adder argument to assemble() #3034 by @JonoYang in #3035

Full Changelog: v31.0.0rc3...v31.0.0rc5