v0.6.1

• Fully removed old services accessing Perun's API and replaced by ones generated from the OpenAPI specification.
• Added a preview of facility service configuration.
• Added button for Perun admins to load the authorization configuration file.
• Added a detailed view of Vo's applications, and it can be exported.
• Table page size caching - the app saves data about used page sizes.
• Attributes management improvements - reworked implementation of list value attributes, editing attribute values now shows a dialog before saving.
• Various bug fixes and improvements.