Adding utilities for animations.
Adds background-clip utilities.
Adds top, right, bottom, and left position utilities.
Adds backface visibility support.
Adds new scss partials.
Adds writing mode options.
Adds rake tasks for css build automation.
Adds keywords for width.
Adds word utilities.
Merge branch 'master' of github.com:mrmrs/css

* 'master' of github.com:mrmrs/css:
  Forms.
  Adding flag and media object utilities from @csswizardry and @stubornella.
  Starting some link classes.
  You can't have a project without normalize.
  Adding type scale.
  Adding a mixin for media queries.
  Added responsive image utility :)
  Moving some colors to skins. FIXES formatting issues.
  Adding markup for future examples page.
Adds widow declaration and subsequent properties.
Adds unicode range and directionality declarations and properties.
Adds utilities for text-overflow, text-rendering, text-transform, and
text-underline. Adds all available properties for each declaration.
Starting foundation for css animations.
Adds class percentage value scale.
Breaks out word-spacing from type and moves it to separate partial.
Updating todo and included files.