* Fix code block extra white-space when using [Jekyll's highlight tag](https://jekyllrb.com/docs/templates/#code-snippet-highlighting) with `linenos`. [#1437](https://github.com/mmistakes/minimal-mistakes/issues/1437)
* Fix Lunr search to work with number tags. [#1409](https://github.com/mmistakes/minimal-mistakes/issues/1409) [#1419](https://github.com/mmistakes/minimal-mistakes/pull/1419)
* Open social share links in a new window. [#1357](https://github.com/mmistakes/minimal-mistakes/pull/1357)
* Remove Alexa.com verification due to retiring of "[Claim Your Site](https://support.alexa.com/hc/en-us/articles/219135887)" feature. [#1350](https://github.com/mmistakes/minimal-mistakes/issues/1350)
* Exclude specific pages/posts from search index by adding `search: false` to the YAML Front Matter. [#1369](https://github.com/mmistakes/minimal-mistakes/pull/1369)
* Add optional `description` key to masthead links for clarifying their purpose with the `title` attribute. [#1380](https://github.com/mmistakes/minimal-mistakes/pull/1380)
* Fix zh-HK UI text to point to Traditional Chinese. [#1374](https://github.com/mmistakes/minimal-mistakes/issues/1374) [#1389](https://github.com/mmistakes/minimal-mistakes/pull/1389)
* Add search layout powered by [Lunr](https://lunrjs.com/). [#1353](https://github.com/mmistakes/minimal-mistakes/pull/1353)
* Use [jekyll-remote-theme](https://github.com/benbalter/jekyll-remote-theme) for demo site. [#1339](https://github.com/mmistakes/minimal-mistakes/issues/1339)
* Add note about WordPress to Staticman comment migration tool in documentation. [#1346](https://github.com/mmistakes/minimal-mistakes/issues/1346)
* Change `http` to `https` for Jekyll and Browserhappy links. [#1342](https://github.com/mmistakes/minimal-mistakes/pull/1342) [#1343](https://github.com/mmistakes/minimal-mistakes/pull/1343)
* Change `http` author profile links to `https` when supported. [#1349](https://github.com/mmistakes/minimal-mistakes/pull/1349)
* Fix broken SCSS partial links in layouts documentation. [#1351](https://github.com/mmistakes/minimal-mistakes/issues/1351)
* Add `alt` description to avatar image. [#1226](https://github.com/mmistakes/minimal-mistakes/pull/1226)
* Clarify documentation about which `assets` folders and files to remove when migrating to the gem version of the theme. [#1268](https://github.com/mmistakes/minimal-mistakes/issues/1268)
* Add note about Staticman GitHub compatibility. [#1273](https://github.com/mmistakes/minimal-mistakes/issues/1273)
* Add missing Brazilian Portuguese translations to `ui-text.yml`. [#1278](https://github.com/mmistakes/minimal-mistakes/pull/1278)
* Update font stack documentation. [#1292](https://github.com/mmistakes/minimal-mistakes/pull/1292)
* Improve accessibility of navigation menu button. [#1099](https://github.com/mmistakes/minimal-mistakes/issues/1099)
* Add support for Staticman v2 endpoint and reCAPTCHA.
* Add Polish localized UI text strings. [#1304](https://github.com/mmistakes/minimal-mistakes/pull/1304)
* Add toggleable table of contents via YAML Front Matter. Note: `toc` helper include will be deprecated in next major version. [#1222](https://github.com/mmistakes/minimal-mistakes/issues/1222)
* Refactor seo.html include to DRY-up page image handling.
* Add support for setting what image is used by OpenGraph and Twitter via `page.header.og_image`. [#1316](https://github.com/mmistakes/minimal-mistakes/issues/1316)
* Fix the spelling of some product names in the author profile. [#1328](https://github.com/mmistakes/minimal-mistakes/pull/1328)
* Add `aqua`, `neon`, and `plum` skins. [#1336](https://github.com/mmistakes/minimal-mistakes/pull/1336)
* Update **jekyll-toc** with heading classes fix. [#1337](https://github.com/mmistakes/minimal-mistakes/pull/1337)
* Remove `+` from Google+ author link to allow non-vanity URLs. [#1319](https://github.com/mmistakes/minimal-mistakes/pull/1319)
* Test strict Front Matter in `/test` site. [#1236](https://github.com/mmistakes/minimal-mistakes/pull/1236)
* Rename `gems` key to `plugins`. [#1239](https://github.com/mmistakes/minimal-mistakes/pull/1239)
* Add [YIQ Color Contrast](https://github.com/easy-designs/yiq-color-contrast) mixin for determining lightness of a color.
* DRY up button CSS using Sass lists and YIQ Color Contrast mixin.
* Add `btn--primary` button class. **Note:** elements that were previously using only a `.btn` class will now also need `.btn--primary` (eg. `<a class="btn btn--primary" href="#">my link</a>`).
* Add `air`, `contrast`, `dark`, `dirt`, `mint`, and `sunrise` skin color options. [#1208](https://github.com/mmistakes/minimal-mistakes/issues/1208)
* Allow scripts in `<head>` and before `</body>` to be added/overridden with `head_scripts` and `footer_scripts` arrays in `_config.yml`. [#1241](https://github.com/mmistakes/minimal-mistakes/pull/1241)
* Add `.page__comments-form` to "non-printing" selectors in print styles. [#1195](https://github.com/mmistakes/minimal-mistakes/pull/1195)
* Add LinkedIn and Steam author sidebar examples to `_config.yml`. [#1203](https://github.com/mmistakes/minimal-mistakes/pull/1203) [#1204](https://github.com/mmistakes/minimal-mistakes/pull/1204)
* Remove the http-equiv="cleartype" meta tag. [#1087](https://github.com/mmistakes/minimal-mistakes/pull/1087)
* Clarify documentation for `jekyll-archives` plugin and how to install. [#1206](https://github.com/mmistakes/minimal-mistakes/pull/1206)
* Clarify documentation around taxonomy page and index generation. [#1207](https://github.com/mmistakes/minimal-mistakes/pull/1207)
* Fix "Posts by tag" grammar in documentation. [#1209](https://github.com/mmistakes/minimal-mistakes/pull/1209)
* Improve Chinese `date_label` and `minute_read` translations in `ui-text.yml`. [#1205](https://github.com/mmistakes/minimal-mistakes/pull/1205) [#1211](https://github.com/mmistakes/minimal-mistakes/pull/1211)
* Add note to Quick-Start Guide about GitHub Pages hosting alternatives that allow 3rd party gem themes and Jekyll plugins.
* Add note to configuration documentation about Cloudflare minification as an alternative to `layout: compress`. [#1217](https://github.com/mmistakes/minimal-mistakes/pull/1217)
* Show 4 latest posts in "You May Also Enjoy" module when `related: true` and no related posts are found due to `lsi` ([latent semantic indexing](https://en.wikipedia.org/wiki/Latent_semantic_analysis#Latent_semantic_indexing)) being disabled on GitHub Pages. [#554](https://github.com/mmistakes/minimal-mistakes/issues/554)
* Truncate archive item titles' that overflow with an ellipsis. [#1213](https://github.com/mmistakes/minimal-mistakes/issues/1213)
* Fix license URL in README file. [#1189](https://github.com/mmistakes/minimal-mistakes/pull/1189)
* Reduce amount of blank pages when printing in Chrome. [#1196](https://github.com/mmistakes/minimal-mistakes/issues/1196)
* Remove `#disqus_thread` duplicate from `comments-providers/disqus.html` as it is already in `comments.html` include. [#1199](https://github.com/mmistakes/minimal-mistakes/issues/1199)
* Fix Liquid syntax errors in `tag-list.html` and `category-list.html` includes by removing parenthesis in `assign`s. [#1223](https://github.com/mmistakes/minimal-mistakes/issues/1223)
* Fix Liquid syntax error: "Expected id but found open_square in `"{{ page.[include.id] }}"`" in `gallery` and `feature_row` includes.
* Fix Liquid syntax error: "Expected end_of_string but found pipe in `"name in __names | sort"`" in `group-by-array` include.
* Add Greek and Danish localized UI text strings. [#1159](https://github.com/mmistakes/minimal-mistakes/pull/1159) [#1188](https://github.com/mmistakes/minimal-mistakes/pull/1188)
* Remove blank YAML Front Matter from JavaScript banner. [#1158](https://github.com/mmistakes/minimal-mistakes/issues/1158)
* Improve `page` and `archive` layouts to visually center main content and harmonize sidebar widths and placement. [#1166](https://github.com/mmistakes/minimal-mistakes/pull/1166)
* Increase font-size of code blocks.
* Reduce indent of nested "table of contents" links.
* Extend [archive grid view](https://mmistakes.github.io/minimal-mistakes/docs/layouts/) to the right to better fill the page.
* URL encode title and page URL in social share links. [#1177](https://github.com/mmistakes/minimal-mistakes/pull/1177)
* Replace old Disqus script with new Universal Embed Code. [#1179](https://github.com/mmistakes/minimal-mistakes/pull/1179)
* Fix typo `words_per_minute` typo in documentation. [#1164](https://github.com/mmistakes/minimal-mistakes/pull/1164)
* Remove outside and right borders in `table`s.
* Adjust width of `.sidebar` to match `.sidebar__right`.
* Add sample documents to ["portfolio" collection](https://mmistakes.github.io/minimal-mistakes/portfolio/) for testing grid view.
* Fix typo in stylesheets documentation. [#1170](https://github.com/mmistakes/minimal-mistakes/pull/1170)
* Add note about setting Discourse `server` as a scheme-less URL (eg. `meta.discourse.com` and not `http://meta.discourse.com`) in `_config.yml`. [#1182](https://github.com/mmistakes/minimal-mistakes/issues/1182)
* Add scrollbar to sidebars with overflowing content that extends outside the viewport's height. [#706](https://github.com/mmistakes/minimal-mistakes/issues/706)
* Add missing Spanish UI text strings. [#1118](https://github.com/mmistakes/minimal-mistakes/pull/1118)
* Update Susy to version 3 and rewrite grid CSS to be more readable.
* Refactor intro animations into a separate Sass variable `$intro-transition` to allow for customizing. [#1147](https://github.com/mmistakes/minimal-mistakes/pull/1147)
* Add [**jekyll-data**](https://github.com/ashmaroli/jekyll-data) as a dependency to read data files from theme-gem. [#1131](https://github.com/mmistakes/minimal-mistakes/pull/1131)
* Add support for customizing header image alternative text through YAML Front Matter. [#1138](https://github.com/mmistakes/minimal-mistakes/pull/1138)
* Fix Sass `DEPRECATION WARNING: Passing a string to call()` by [upgrading Susy to version 3](https://github.com/mmistakes/minimal-mistakes/commit/387f8149d6270b876f224a57a07062ffb0647938). [#1114](https://github.com/mmistakes/minimal-mistakes/issues/1114)
* Fix disappearing author profile links due to tapping the "Follow" button and changing a browser's viewport width to > `$lg`. [#1136](https://github.com/mmistakes/minimal-mistakes/issues/1136)
* Add Swedish, Dutch, and Indonesian localized UI text strings. [#996](https://github.com/mmistakes/minimal-mistakes/pull/996) [#1081](https://github.com/mmistakes/minimal-mistakes/pull/1081) [#1101](https://github.com/mmistakes/minimal-mistakes/pull/1101)
* Add Bitbucket social icon color. [#1009](https://github.com/mmistakes/minimal-mistakes/pull/1009)
* Add GitLab to author sidebar. [#1050](https://github.com/mmistakes/minimal-mistakes/pull/1050)
* Add Sass variable for navicon link hover color. [#1089](https://github.com/mmistakes/minimal-mistakes/pull/1089) [#1088](https://github.com/mmistakes/minimal-mistakes/pull/1088)
* Replace category variable used in `_includes/breadcrumbs.html` to `site.category_archive` to avoid conflicts with `site.categories`. [#1063](https://github.com/mmistakes/minimal-mistakes/pull/1063) [#329](https://github.com/mmistakes/minimal-mistakes/issues/329)
* Move SCSS partials to `/_sass/minimal-mistakes` for easier CSS customization.
* Replace `modified` with `last_modified_at` to leverage various Jekyll plugins that utilize this variable. [#930](https://github.com/mmistakes/minimal-mistakes/pull/930)
* Improve print stylesheet by increasing text contrast, removing elements that don't need to be printed, expanding URLs, and reducing amount of blank pages. [#909](https://github.com/mmistakes/minimal-mistakes/issues/909)
* Fix `.masthead` and `.page__footer` overlapping full screen video elements. [#933](https://github.com/mmistakes/minimal-mistakes/issues/933)
* Correctly show Related Posts heading when UI Text data file is omitted and `related: true` in YAML Front Matter. [#901](https://github.com/mmistakes/minimal-mistakes/pull/901)
* Add workaround to allow theme gem's `/assets/js/main.min.js` file to be overridden by a local version. Simply add the following YAML Front Matter to the file:
* Update [Greedy Navigation](https://github.com/lukejacksonn/GreedyNav) to flexbox version to make it more flexible when dealing with long site titles (`site.title`). [#836](https://github.com/mmistakes/minimal-mistakes/issues/836)
* Adjust `box-shadow` in navigation and author sidebar. [#576](https://github.com/mmistakes/minimal-mistakes/pull/576)
* Improve `paginator.html` to support paginated pages that live inside of a subfolder. See [documentation](https://mmistakes.github.io/minimal-mistakes/docs/layouts/#home-page) for more details. [#764](https://github.com/mmistakes/minimal-mistakes/pull/764/)
* Add `video` helper (for YouTube/Vimeo) and video headers to `single`, `archive`, and `splash` layouts. [#788](https://github.com/mmistakes/minimal-mistakes/pull/788)
* Add missing simplified Chinese localized UI text strings. [#747](https://github.com/mmistakes/minimal-mistakes/pull/747)
* Add Nepali (Nepalese) localized UI text strings. [#785](https://github.com/mmistakes/minimal-mistakes/pull/785)
* Remove borders from table elements found in Google Custom Search Engine widget. [#759](https://github.com/mmistakes/minimal-mistakes/issues/759)
* Remove `position: sticky` JavaScript polyfill and fallback to default positioning for browsers that don't support it. [#752](https://github.com/mmistakes/minimal-mistakes/issues/752)
* Remove hardcoded `words_per_minute` "less than" and "minute read" values and make dynamic. [#703](https://github.com/mmistakes/minimal-mistakes/issues/703)
* Update Font Awesome to `v4.7.0`. [#723](https://github.com/mmistakes/minimal-mistakes/issues/723), [#722](https://github.com/mmistakes/minimal-mistakes/issues/722)
* Add support for YouTube channel URLs in author profile. [#716](https://github.com/mmistakes/minimal-mistakes/issues/716)
* Add Jekyll include for adding [custom author profile links](https://github.com/mmistakes/minimal-mistakes/blob/master/_includes/author-profile-custom-links.html) to sidebar
* Rename `#comments` to something more unique to avoid clashes with Kramdown generated headline IDs. [#582](https://github.com/mmistakes/minimal-mistakes/issues/582)
* Add [`figure` helper](https://mmistakes.github.io/minimal-mistakes/docs/helpers/#figure) to make generating a `<figure>` element with a single image and caption easier. [#572](https://github.com/mmistakes/minimal-mistakes/pull/572)
* Add structured data markup for `itemprop="person"` in author profile sidebar. [#647](https://github.com/mmistakes/minimal-mistakes/pull/647)
* Replace `base_path` include with `absolute_url` filter where possible.
* Allow images to be placed in other folders. Remove `/images/` only restriction and encourage placement in `/assets/images/` instead. **Full paths are now required. If upgrading from MM 3.4 add `/images/` before filenames in Front Matter and `_config.yml` variables.**
* Add documentation around `gem "minimal-mistakes-jekyll"` installation and use.
* Add note about using full image paths for eg. `assets/images/filename.jpg` (header images, overlays, galleries, feature rows, etc.) instead of assuming they will always be in `/images/`.
* Add "[Overriding Theme Defaults](https://mmistakes.github.io/minimal-mistakes/docs/overriding-theme-defaults/)" page to documentation.
* Add `layout` based and user-defined class names to `<body>` element for added CSS hooks. [#526](https://github.com/mmistakes/minimal-mistakes/pull/526)
* Add simplified Chinese localized UI text. [#532](https://github.com/mmistakes/minimal-mistakes/pull/532)
* Make ["honeypot" `input`](https://github.com/mmistakes/minimal-mistakes/commit/06a8249a69a37dddda7e2a5bfbe32056c1a9a607) in Staticman comment form less obvious to spam bots
* Add padding to `.highlight` code blocks to better [align `overflow` scrollbar](https://github.com/mmistakes/minimal-mistakes/commit/e4abec0a6f7f8cff72505ca0754615df294fd5b3) to the bottom.
* Add additional image options for Twitter card social sharing meta tags. [#466](https://github.com/mmistakes/minimal-mistakes/pull/466)
* Add structured data markup for Staticman comments. [#458](https://github.com/mmistakes/minimal-mistakes/issues/458)
* Support static-based commenting via [Staticman](https://staticman.net/) for sites hosted with GitHub Pages. [#424](https://github.com/mmistakes/minimal-mistakes/issues/424)
* Re-enabled Jekyll plugins in `_config.yml` in case they aren't autoloaded in `Gemfile`. [#417](https://github.com/mmistakes/minimal-mistakes/issues/417)
* Add support for configurable feed URL to use a service like FeedBurner instead of linking directly to `feed.xml` in `<head>` and the site footer. [#378](https://github.com/mmistakes/minimal-mistakes/issues/378), [#379](https://github.com/mmistakes/minimal-mistakes/pull/379), [#406](https://github.com/mmistakes/minimal-mistakes/pull/406)
* Enable image popup on <500pxwidescreens. [#385](https://github.com/mmistakes/minimal-mistakes/issues/385)
* Indicate the relationship between component URLs in a paginated series by applying `rel="prev"` and `rel="next"` to pages that use `site.paginator`. [#253](https://github.com/mmistakes/minimal-mistakes/issues/253)
* Improve link posts in archive listings. [#276](https://github.com/mmistakes/minimal-mistakes/issues/276)
* Fix author override conditional where a missing `authors.yml` would show broken sidebar content. Defaults to `site.author`. [#376](https://github.com/mmistakes/minimal-mistakes/pull/376)
* Add support for [header overlay images](https://mmistakes.github.io/minimal-mistakes/docs/layouts/#header-overlay) for Open Graph images. [#358](https://github.com/mmistakes/minimal-mistakes/pull/358)
* Remove `cursor: pointer` that appears on white-space surrounding author side list items and links. [#354](https://github.com/mmistakes/minimal-mistakes/pull/354)
* Fix error `Liquid Exception: divided by 0 in _includes/archive-single.html, included in _layouts/single.html` caused by null `words_per_minute` in `_config.yml`. [#345](https://github.com/mmistakes/minimal-mistakes/pull/345)
* Improve text alignment of masthead, hero overlay, page footer to be flush left and remove awkward white-space gaps. [#342](https://github.com/mmistakes/minimal-mistakes/issues/342)
* Add support for image captions in Magnific Popup overlays via the [`gallery`](https://mmistakes.github.io/minimal-mistakes/docs/helpers/#gallery) helper. [#334](https://github.com/mmistakes/minimal-mistakes/issues/334)
* Fix missing category/tag links in post footer due to possible conflict with `site.tags` and `site.categories`. [#329](https://github.com/mmistakes/minimal-mistakes/issues/329#issuecomment-222375568)
* Fix `Liquid Exception: undefined method 'gsub' for nil:NilClass in _layouts/single.html` error when `page.title` is null. `<h1>` element is now conditional if `title:` is not set for a `page` or collection item. [#312](https://github.com/mmistakes/minimal-mistakes/issues/312)
* Remove duplicate `fa-twitter` and `fa-twitter-square` classes from `_utilities.scss`. [#302](https://github.com/mmistakes/minimal-mistakes/issues/302)
* Document installing additional Jekyll gem dependencies when using `gem "jekyll"` instead of `gem "github-pages"` to avoid any errors on run. [#305](https://github.com/mmistakes/minimal-mistakes/issues/305)
* Small fix to avoid underlying the whitespace between icons and related text when hovering. [#303](https://github.com/mmistakes/minimal-mistakes/pull/303)
* SEO author bug. If `twitter.username` is set and `author.twitter` is `nil` bad things happen. [#289](https://github.com/mmistakes/minimal-mistakes/issues/289)
* Fix alignment issues with related posts [#273](https://github.com/mmistakes/minimal-mistakes/issues/273) and "Follow" button in author profile [#274](https://github.com/mmistakes/minimal-mistakes/issues/274).
* Rebuilt the entire theme: layouts, includes, stylesheets, scripts, you name it.
* Refreshed the look and feel while staying true to the original design of the theme (author sidebar/main content).
* Replaced grid system with [Susy](http://susy.oddbird.net/).
* Replaced Grunt tasks with `npm` scripts.
* Removed Google Fonts and replaced with system fonts to improve performance (they can be [added back](https://mmistakes.github.io/minimal-mistakes/docs/stylesheets/) if desired)
* Increased the amount of sample posts, sample pages, and sample collections to throughly test the theme and edge-cases.
* Moved all sample content and assets out of `master` to keep it as clean as possible for forking.
* Added new layouts for `splash` pages, archives for [`jekyll-archives`](https://github.com/jekyll/jekyll-archives) if enabled, and [`compress.html`](https://github.com/penibelst/jekyll-compress-html) to improve performance.
* Added taxonomy links to posts (tags and categories).
* Added optional "reading time" meta data.
* Improved Liquid used for Twitter Cards and Open Graph data in `<head>`.
* Improved `gallery` include helper and added `feature_row` for use with splash page layout.
* Added Keybase.io, author web URI, and Bitbucket optional links to sidebar.
* Add `feed.xml` link to footer.
* Added a [UI text data file](https://mmistakes.github.io/minimal-mistakes/docs/ui-text/) to easily change all text found in the theme.
* Added LinkedIn to optional social share buttons.
* Added Facebook, Google+, and custom commenting options in addition to Disqus.
* Add Soundcloud, YouTube ([#95](https://github.com/mmistakes/minimal-mistakes/pull/95)), Flickr ([#119](https://github.com/mmistakes/minimal-mistakes/pull/119)), and Weibo ([#116](https://github.com/mmistakes/minimal-mistakes/pull/116)) icons for use in author sidebar.
* Fix typos in posts and documentation and remove references to Less
* Include note about Octopress gem being optional
* Post author override support extended to the Atom feed ([#71](https://github.com/mmistakes/minimal-mistakes/pull/71))
* Only include email address in feed if specified in `_config.yml` or author `_data`
* Wrap all page content in `#main` to harmonize article and post index styles ([#86](https://github.com/mmistakes/minimal-mistakes/issues/86))
* Include new sample feature images for posts and pages
* Table of contents improvements: fix collapse toggle, indent nested elements, show on small screens, and create an `_include` for reusing in posts and pages.
* Include note about running Jekyll with `bundle exec` when using Bundler
* Fix home page path in top navigation
* Remove Google Authorship ([#120](https://github.com/mmistakes/minimal-mistakes/issues/120))
* Remove duplicate author content that displayed in `div.article-author-bottom`
* Reworked top navigation to be a better experience on small screens. Nav items now display vertically when the menu button is tapped, revealing links with larger touch targets.
* Fix top navigation bug issue ([#10](https://github.com/mmistakes/minimal-mistakes/issues/10)) for real this time. Remember to clear your floats kids.
* Removed [Typeplate](http://typeplate.com/) styles. Was [causing issues with newer versions of Less](https://github.com/typeplate/typeplate.github.io/issues/108) and is no longer maintained.