Fix error in WidgetAnnotation
Avoid rendering invisible Type3 fonts (issue 5421)
Merge pull request #5422 from Snuffleupagus/issue-5421

Avoid rendering invisible Type3 fonts (issue 5421)
Merge pull request #5418 from Rob--W/issue-5417-annot-error

Fix error in WidgetAnnotation
For JPX decoding only read next packet after checking for byte aligning.

This patch makes the image from #5349 appear correctly, the artefacts
for the last packet are fixed in #5426.
This patch also optimizes some "in-checks" and adds a few header parsings.
Merge pull request #5350 from CodingFabian/issue-5349

For JPX decoding only read next packet after checking for byte aligning.
fix "JPX Out of Packets" Error (issues 4358, 4659, 4814)
Add test case for JPX "Out of packets" error