Merge branch 'release/0.2.2' into develop

* release/0.2.2:
  Version
Merge branch 'release/0.2.3'
Merge branch 'release/0.2.4'
Merge branch 'release/0.2.5'
Merge branch 'release/0.2.6'
Merge branch 'release/0.2.7'
Merge remote-tracking branch 'origin/master' into develop

* origin/master:
  Version bump
  Added attachment link & target meta fields
  Version bump
  Added missing sprite mixin helpers
  Version bump
  Added admin screen for static texts
  Version bump
  Minor changes
  Comments
  Version bump
  Added responsive video class. Updated filters.php.
  Added lightbox functionality. script.js now saves the correct prefixed transitionEnd and animationEnd event names into OWC object.
  Added some variable/default styling for buttons. Added generic lightbox listeners.
Merge remote-tracking branch 'origin/develop' into develop

* origin/develop:
Updated meta-box plugin to version 4.3.8
Updated mixins
Added new positioning mixin
Updated some base styling
Updated default type styles
More style fixes
New equalHeights helper
Version number
Merge branch 'release/0.2.8' into develop

* release/0.2.8:
  Version number