rollback to Asciidoctor Diagram 1.5.18 due to missing Java.classpath.concat
rollback to Asciidoctor Diagram 1.5.18 due to missing Java.classpath.concat

asciidoctor/asciidoctor-intellij-plugin,asciidoctor/asciidoctor-intellij-plugin,asciidoctor/asciidoctor-intellij-plugin,asciidoctor/asciidoctor-intellij-plugin,asciidoctor/asciidoctor-intellij-plugin