re #638 - Refactored buttons.scss to BEM naming convention and moved modifiers to separate files to allow cherry-picking
re #638 - Added styleguide stylesheet
re #638 - Do not use ARIA HTML classes for styling
re 638 - Moved grid to utilities directory
re #638 - Moved unordered list styling to atoms
re #638 - Refactored navs styling
re #638 - Cleanup
re #638 - Cleanup thumbnails
re #638 - Renamed a lot
re #638 - Renamed a lot
re #638 - Renamed a lot
re #638 - Cleanup
Merge branch 'refs/heads/master' into feature/638-styleguide

Conflicts:
	application/site/component/news/view/article/templates/default.html.php
Merge branch 'refs/heads/feature/632-phpmig' into feature/638-styleguide
re #638 - Added migration file
Merge branch 'refs/heads/feature/632-phpmig' into feature/638-styleguide
re #638 - Cleanup
Merge branch 'refs/heads/master' into feature/638-styleguide
re #638 - Minor fixes
Merge branch 'refs/heads/feature/638-styleguide'