Support EPH and SOP markers.
Remove the link to the AMO extension from the README
Merge pull request #5549 from MaMazav/Support_EPH_and_SOP_markers

Support EPH and SOP markers.
Merge pull request #5551 from Snuffleupagus/remove-amo-link

Remove the link to the AMO extension from the README
Test case for issue 5549
Test case for issue 5475
Merge pull request #5553 from timvandermeij/jp2-tests

Two JPX test cases for recently merged PRs