Changes in DSpace 9.1

• UI Changes: https://github.com/DSpace/dspace-angular/milestone/29?closed=1
• REST API Changes: https://github.com/DSpace/DSpace/milestone/77?closed=1
• REST Contract Changes: https://github.com/DSpace/RestContract/milestone/20?closed=1

Changes in DSpace 9.0

• UI Changes: https://github.com/DSpace/dspace-angular/milestone/24?closed=1
• REST API Changes: https://github.com/DSpace/DSpace/milestone/72?closed=1
• REST Contract Changes: https://github.com/DSpace/RestContract/milestone/15?closed=1