LINDAT/CLARIN repository v1.1 based on DSpace 5.3

This is mainly a bug fixing release

Some new features are:

• Generate PDF usage report (views/downloads) for your items of choice
• Updated (and fixed) b2safe integration
• Improved Exception monitoring (filtering exceptions that are not harmful)
• Improved tombstone for withdrawn items (when moved to a different repository)
• Integrated DSpace unit testing
• UI improvements
• Improved documentation
• Refactored control panel (submitted a PR to DSpace)
• Refactored healthcheck (submitted a PR to DSpace)
• Includes all bug fixes present in DSpace 5.3
• Various other bug fixes

see the milestone for complete list

Upgrading from previous version needs some extra steps. The following issues list them all:

• #257
• #311 (up to the fifth note)