Add: Improved presentation flexibility in holder

Created by: acrusage-iaik

• Holder.matchInputDescriptorsAgainstCredentialStore now yields much richer details on credential matches.
  • list of credentials that match an input descriptor, and for each constraint field also a list of fields matching that constraint field
• Added SubmissionRequirement.evaluate to allow for verification of submission requirements
• Added second method for creating a presentation, where the user may present manually selected credentials and where the submission requirements are not checked.