Make the editUrl variable available as a document attribute
It would be useful to add a page-edit-url
as an Asciidoctor attributes when converting the document.
A typical use case would be to add a more explicit link on a "community driven" page:
= Gradle Plugins
* foo
* bar
* baz
{page-edit-url}[Want to include your Gradle plugin here?]
Edited by Guillaume Grossetie