add new traslations (#1477)

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

# Conflicts:
#	docs/_docs/18-history.md

Update CHANGELOG and history

Added Danish Translations for new search strings (#1472)

Update CHANGELOG and history

Fix syntax highlighting line number inconsistency

Globally enabling Rouge block line numbers in Kramdown _config.yml settings should be styled consistently with `{% highlight linenos %}` Jekyll tag.

Fixes #1467

Update CHANGELOG and history

Replace hardcoded `10` with actual button width

Add Lunr license

Update CHANGELOG and history

Add copyright and version back

Minify lunr.js

Fix typo

Update CHANGELOG and history

SEO and author fixes (#1456)

* Fix canonical URL
* Fix next/previous page paths
* Group meta types together
* Fix twitter:creator conditional
* Allow `author` to accept an object or string
* Reduce white-space
* Add "website" as default `og:type`
* Add `article:modified_time`
* Show `article:modified_time` on `article` only

Fixes #289

Update CHANGELOG and history

Improve greedy navigation's layout when JavaScript is disabled

Updage CHANGELOG and history

Simplify year archive Liquid

Update Prettier ignore