Extend abundance report

[lehecht]

• include all images for abundance report
  • Add test
• use all labels for separated label trees
  • Add test
• use all labels for separated users
  • Add test
• use all labels if label trees and users shouldn't be separated
  • Add test
• use all labels when labels should be aggregated
  • Add test
• check option combinations with all_labels:
  • isRestrictedToAnnotationSession
  • isRestrictedToNewestLabel
  • isRestrictedToLabels
• Add rule to check if volume is image volume
• Add tests for old option combinations

Volume reports view

• add button for all_labels option
• check when new option should be disabled
• add rules for new option

Project reports view

• add button for all_labels option
• check when new option should be disabled
• add rules for new option

Closes #1041