Release of Bio-Formats 6.8.1

Today we are releasing Bio-Formats 6.8.1. This new release contains several file format updates and security fixes.

File format fixes and improvements:

• Aperio SVS / Aperio AFI
  • improved handling of macro and label images when no image description is present
• cellSens VSI
  • added support for physicalSizeZ metadata
• Gatan Digital Micrograph DM4
  • fixed a FormatException when encountering null values in the metadata

Bio-Formats improvements:

• fixed a bug in TiffSaver which could result in an invalid TIFF when saving a file with tiling and compression (thanks to Pete Bankhead)
• made performance improvements to TIFF reading and writing (thanks to Pete Bankhead)

Security improvements:

• Updated use of the git:// protocol in POM as it has now been deprecated. See the GitHub blog post for further details
• Removed the loci_tools from Bio-Formats builds due to log4j vulnerability, users should instead use bioformats_package. See the OME security advisory for further details