Upgrade to embedded Mermaid 10.4.0

• Upgrade to embedded Mermaid 10.4.0 (#1430)
• Handle opening the PDF in the event dispatcher thread (#1431)

Bugfix Maintenance and IntelliJ 2023.2 workaround

• Fix class cast exception when parsing Antora information (#1422)
• Fix regex problem when idseparator contains regex special characters (#1423)
• Workaround for EDT error message when reopening a project (#1424)

Fix detection of Apple M processors when downloading Pandoc

• Fix detection of Apple M processors when downloading Pandoc (#1413)

Updating PDF and Diagram dependencies

• Dropping support for IntelliJ 2022.1
• Bump asciidoctorj-pdf from 2.3.7 to 2.3.9 (#1392)
• Don't highlight attributes in equations (#1409)
• Bump org.asciidoctor:asciidoctorj-diagram from 2.2.9 to 2.2.11
• Don't show popup for page breaks (#1388)
• Support the runtime.log.destination properties in an Antora playbook (#1385)

Restore compatibility with the latest IntelliJ 2023.2 EAP

• Don't spell-check on attribute declarations on the top of a file
• Restore compatibility with the latest IntelliJ 2023.2 EAP

Asciidoctor + Asciidoctor Diagram updates

• Bump asciidoctorj from 2.5.8 to 2.5.9 and Asciidoctor to 2.0.20 (#1369)
• Bump asciidoctorj from 2.5.9 to 2.5.10 and JRuby to 9.4.2.0 (#1372)
• Bump asciidoctorj-diagram to 2.2.9 to support barcodes (#1327)
• Speed up autocompletion by instantiating fewer stubs
• Fix extending selection for first sentence in paragraph (#1332)
• Reworking selection of adjecent list items (#1332)

Fix relative paths for images in Antora

• Fix relative paths for images in Antora (#1366)
• Adding sentences to the extending selection breaks (#1332)

Fixing potential deadlock cause on auto-completion during indexing

• Fixing potential deadlock cause on auto-completion during indexing (#1362)

Pasting of images doesn't download Pandoc

• Rework structure view for nested lists (#1346)
• Pasting of images doesn't trigger Pandoc, but pastes only the image (#1349)

Fix Pandoc on Mac, upgrade asciidoctorj-diagram

• Fix download of Pandoc on Mac (#1349)
• Bump org.asciidoctor:asciidoctorj-diagram from 2.2.7 to 2.2.8 (#1354)