Use relative_url and absolute_url where possible (#2387)

* Use relative_url and absolute_url where possible

Drops the `contains "://"` check, adopt Jekyll 3.7
Ref: https://github.com/mmistakes/minimal-mistakes/pull/2385#issuecomment-579882236

* One more unneeded {% assign %}

* Remove one more assign as noted by mmistakes

* Consolidate 4 more captures

* Consolidate an extra assign on "active" class

Hide hidden posts from listings (#2345)

fix: Do not redirect user away from site after they submit a comment (#2402)

Regression for mmistakes#2332 (#2385)

* Regression for mmistakes#2332

There's already a `relative_url` in place, shouldn't stack up another

* Update CHANGELOG and history

Adjust comments to be compatible with compress_html (#2373)

Fix wrong newline concatenation in SEO description, resolves #2354 (#2368)

Close #2354 

Allow override of page excerpt in heading (via tagline) (#2307)

Allow the use of `page.tagline` to override `page.excerpt` in heading area

Use %-d instead of %d (#2359)

Update toc.html from allejo/jekyll-toc:master (#2355)

Merge branch 'master' of https://github.com/mmistakes/minimal-mistakes

Fix staticman v2/v3 comments (#2351)

According to the most recent docs, `branch` and `endpoint` should be inside `site.comments.staticman` config.

Update masthead.html (#2332)

* Update masthead.html

fix image path in masthead for relative url

* Update _includes/masthead.html

Co-Authored-By: iBug ♦ <git@ibugone.com>

Fixed page.excerpt to seo_description (#2326)

remove extraneous space from IE conditional statement (#2273)

Allow per-page override of words_per_minute (#2250)

Different languages usually have different read speeds.
This change is useful for sites with multi-lingual content

Fix `site.url` in Organization/Person JSON-LD schema

Close #1906

Harmonize `site.url` for Organization JSON-LD schema

Fix default site.author in seo.html (#2230)

Allow Markdown in author bio (#2215)

* enable markdown in author bio

added the markdownify liquid filter

* Add markdown to bio in _config.yml

* add markdown to bio in /test/ _config.yml

* Change <p> to <div>

Fixes aria issues on search form (#2211)

* Fixes aria issues on search form
* Swapping aria-label for <label> tag in search
* Removing background gray caused by adding <form> tag to search
* Removing redundant space
* Making form not submit if key is enter

Close #2180