#517 - Update link references of ownership from nexB to aboutcode-org…

… and version

Signed-off-by: Chin Yeung Li <tli@nexb.com>

Bump to version 1.0.2

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Merge pull request #431 from nexB/prepare-v5.0.0-release

Bump version for v5.0.0 release

Merge pull request #295 from nexB/release-purldb-toolkit

Release purldb toolkit

Merge pull request #138 from nexB/clean-docs

Use README in RTD docs