This pr makes sure there is way to disable URL drilldown feature.
I decided to extract Url drilldown definition into a separate plugin to benefit from regular disabling a plugin feature.
Having it as a separate plugin also makes sense because we will start adding registries specific to URL drilldown implementation
Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
* add asciidoc support for generated plugin list
Try level offset "=+2" instead of "=+1" to stop the inlining of the includes.
remove +2 back to +1
* Remove asciidoc, switch to regex. Rearrange dev guide to avoid nesting limit.
* Add tests for regex
* add a description to not throw off the table. Remove the heading from the paragraph snippet.
* Fix more READMEs so table renders correctly
* Update plugin list
* Remove code-exploration file, moved to plugin-list
* fix typo
* Add link to developer examples
* Update plugin list
* fix typo
