Merge branch 'hotfix/ap-rem-calc-value' into develop
Refactor grid system to include responsive placeholders
Include legacy-visibility-classes by default
Trim comments
Remove unused mixin params
Blank line :cop:
Quotes :cop:
Bring back last-child functionality for column placeholders
Update comment message
Merge branch 'feature/ap-update-grid-system' into develop
Bump version to 0.0.6
Merge branch 'release/0.0.6'