Bugfixes
- Fixed handling of download URLs containing special characters in the path part.
[571](https://github.com/pulp/pulp_deb/issues/571)
- Fixed several serializer bugs preventing the manual creation of structure content of type
`ReleaseArchitecture`, `ReleaseComponent`, and `PackageReleaseComponent`.
[575](https://github.com/pulp/pulp_deb/issues/575)
- Added handling for the special case when publishing an upstream repo containing a distribution named "default" using both simple and structured publish modes.
[601](https://github.com/pulp/pulp_deb/issues/601)
- Added a better error message when users try to create a repository version containing duplicate APT distributions.
[603](https://github.com/pulp/pulp_deb/issues/603)
---