Fix searching for end of inline (EI) images with ASCII85Decode filters (bug 1077808)

This patch changes searching for the end of inline image streams to rely on the EOD marker for the filters: ASCII85Decode and ASCIIHexDecode.
Added support for all not supported yet progression orders: RPCL, CPRL and PCRL.
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
Merge pull request #5383 from Snuffleupagus/bug-1077808

Fix searching for end of inline (EI) images with ASCII85Decode filters (bug 1077808)
Merge pull request #5494 from MaMazav/Issue5418_Progression_Orders

Support all progression orders