Log Message:
www/ruby-jekyll: update to 4.1.0

Update ruby-jekyll to 4.1.0.

4.1.0 (2020-05-27)

Minor Enhancements

* serve: add support for ECC certificates (#7768)
* Update item_property to recognize integers (#7878)
* Include _config.yml in a new theme's gemspec (#7865)
* Add an option to easily disable disk-cache (#7928)
* Optimize markdown parsing with Kramdown by reusing the options and
  parser objects (#8013)
* Add PageDrop to provide Liquid templates with data (#7992)
* Optimize Kramdown::JekyllDocument#to_html calls (#8041)
* Reduce Jekyll::Renderer instances during a build (#7570)
* Configure default language for syntax-highlighting (#8035)
* Remove dev dependencies from new theme-gem gemspec (#8042)
* Allow disabling import of theme configuration (#8131)
* Allow excerpts to be generated for Page objects (#7642)
* Profile various stages of a site's build process (#6760)
* Add find filters to optimize where-first chains (#8171)
* Make number_of_words respect CJK characters (#7813)
* Initialize static files' data hash only if needed (#8188)

Bug Fixes

* Memoize absolute_url and relative_url filters (#7793)
* Fix documentation comment for Jekyll::Converters::Identity (#7883)
* Optimize Jekyll::Filters#item_property (#7696)
* Allow multiple binary operators in where_exp filter (#8047)
* Fix documents custom-ordering logic (#8028)
* Use layout.path when rendering the Liquid layout (#8069)
* Reduce array allocations from StaticFile#path (#8083)
* Simplify Jekyll::Renderer#validate_layout (#8064)
* Add static file's basename to its url_placeholder (#7908)
* Clear cached Liquid template scope before render (#7967)
* Add slugified_categories URL placeholder (#8094)
* Cache URLFilter results of string inputs per site (#7990)
* Use platforms instead of install_if (#8140)
* Config include trailing slash (#8113)
* Allow extensionless document in a strict site (#7950)
* Improve path normalization in liquid_renderer (#8075)
* Switch slugify regex to support more Unicode character groups (#8167)
* Check if entry is a directory once per enumerator (#8177)
* Filter out exclusively excluded entries sooner (#7482)