Power to the people

CSS is left untouched but plugins for image grids, freeform system and design helpers have been added.

LESS part has been re-organized and extended (utilities + plugins).

• LESS design system is now using folders.
• Renamed reset.less to normalize.less.
• Added .padding mixin in rhythm.
• Added .width-center mixin computing margin-left from argument (width) to center blocks.
• Added .underline mixin (text decoration).
• Added .small-caps mixin.
• Added .bordered mixin.
• Added .border-radius mixin.
• Added .linear-gradient mixin.
• Added “subtle” and “awesome” hr (packages/namespaces).
• Created LESS plugins to generate subtle and complementary color palettes, image grids, freeform system and design helpers.