Merge tag '2.2.1' into develop

2.2.1 - added Grunt version bump task to the Gruntfile
Merge tag '2.2.2' into develop

2.2.22.2.2
Remove unwanted Grunt deployment commands. Port SASS config to config.rb.

Fixes #215
feat(updates): Configure WP Auto Updates

via inc/wp-automatic-updates.php

Closes #222
fix(images) Remove unnecessary resolutions

add_image_size was creatiing additional resolutions for all uploaded
imagery. This is not required.
_Note: old imagery can be removed via plugin Regenerate Thumbnails_

Closes #223
docs(release) House keeping release
Merge branch 'release/2.2.3'