Fix field width in a progressbar.
More progressbar fixes.
Update to beta6.
Save repo type in the annotation.
Avoid division by zero.
Rework packages reinstallation.
Support emitting struct pkg to pkg_object.
Convert pkg repo from threads to processes.
Create output directory if it doesn't exist.
Fix repo create logic.
No more threads.
Remove unused header.
Forgot to load manifest keys.
Disable conflicts file for now.
Add progress indicators to repo create.
Add repo meta export function.
Replace ':' with '$' as checksum special separator.
Implement new repo style.

- Add metafile
- Use data from that metafile
- Use advanced manifest digests format
- Implement legacy repos creation
Update documentation.
Fix symlinks checksums.