Merge branch 'feature-discourse-comments' of https://github.com/rriemann/minimal-mistakes into feature/discourse-comments

Replace contains "http" with contains "://"

take into account an optional basepath

javascript to embed comments from discourse forum

The comment system can be changed to embed topics from the Discourse
forum software: http://discourse.org/

More details: https://meta.discourse.org/t/embedding-discourse-comments-via-javascript/31963

Update CHANGELOG

Update CHANGELOG

Merge branch 'release/3.2.2' into develop

Merge branch 'release/3.2.2'

# Conflicts:
#	CHANGELOG.md

Update CHANGELOG

Add support for gallery image captions in Magnific Popup overlays
- Apply optional `title` attribute to image anchors that trigger Magnific Popup overlays
- Close #334

Update CHANGELOG

Update CHANGELOG

Merge branch 'hotfix/3.2.1' into develop

Merge branch 'hotfix/3.2.1'

Use CSS3 transform instead of change in width for masthead menu underline effect

Update gems

Remove >>>>>> conflict text from CHANGELOG

Merge branch 'release/3.2.0' into develop

Merge branch 'release/3.2.0'

Update CHANGELOG