Add independent MalwareScanner feature#785

Schmarvinius merged 14 commits intomaincap-java/cds-feature-attachments:mainfrom

503-feature-provide-a-malwarescannerservice-independant-of-the-attachmentservicecap-java/cds-feature-attachments:503-feature-provide-a-malwarescannerservice-independant-of-the-attachmentserviceCopy head branch name to clipboard