chore: update package table + add script for updating

- Added a script for updating the package table in a easier maner.
- Fixed some broken links (some still broken because not included in
CI)
- Removed extra whitespace in readme
- Removed AppVeyor, TravisCI and CircleCI in favor of just Jenkins

License: MIT
Signed-off-by: Victor Bjelkholm <[email protected]>

Author: victorb